可以再解释一下B的原理吗

NO.PZ2018062007000087 问题如下 In contrast to contingent claims, forwarcontracts: A.have their prices chosen the participants. B.coulenin fault either party. C.cexercisephysicor cash livery B is correct. In a forwarcontract, either party coulfault, wherein a contingent claim, fault is possible only from the short to the long. A is incorrebecause the forwarpriis set in the pricing of the contrasuththe starting contravalue is zero, unlike contingent claims, unr whiparties cseleany starting value. C is incorrebecause both forwarcontracts ancontingent claims csettleeither physicor cash livery. 中文解析B正确，在forwarcommitment 中，任何一方都可以违约，而在contingent claim中，只有short方有可能违约。A是不正确的，forwar合约的价格不是参与着可以自己选择的，它是我们通过无套利原则计算出来的，使得合约初始的价值为0的价格。C是错误的，二者都可以通过实物交割或现金交割来结算。 1

NO.PZ2018062007000087问题如下 In contrast to contingent claims, forwarcontracts:A.have their prices chosen the participants.B.coulenin fault either party. C.cexercisephysicor cash livery B is correct. In a forwarcontract, either party coulfault, wherein a contingent claim, fault is possible only from the short to the long. A is incorrebecause the forwarpriis set in the pricing of the contrasuththe starting contravalue is zero, unlike contingent claims, unr whiparties cseleany starting value. C is incorrebecause both forwarcontracts ancontingent claims csettleeither physicor cash livery. 中文解析B正确，在forwarcommitment 中，任何一方都可以违约，而在contingent claim中，只有short方有可能违约。A是不正确的，forwar合约的价格不是参与着可以自己选择的，它是我们通过无套利原则计算出来的，使得合约初始的价值为0的价格。C是错误的，二者都可以通过实物交割或现金交割来结算。 为什么只有一方可以违约，这两个产品的不同是什么

NO.PZ2018062007000087问题如下 In contrast to contingent claims, forwarcontracts:A.have their prices chosen the participants.B.coulenin fault either party. C.cexercisephysicor cash livery B is correct. In a forwarcontract, either party coulfault, wherein a contingent claim, fault is possible only from the short to the long. A is incorrebecause the forwarpriis set in the pricing of the contrasuththe starting contravalue is zero, unlike contingent claims, unr whiparties cseleany starting value. C is incorrebecause both forwarcontracts ancontingent claims csettleeither physicor cash livery. 中文解析B正确，在forwarcommitment 中，任何一方都可以违约，而在contingent claim中，只有short方有可能违约。A是不正确的，forwar合约的价格不是参与着可以自己选择的，它是我们通过无套利原则计算出来的，使得合约初始的价值为0的价格。C是错误的，二者都可以通过实物交割或现金交割来结算。 rt，我觉得题出的有问题吧，赚钱的一方根本不可能违约啊，除非脑袋有问题

NO.PZ2018062007000087 问题如下 In contrast to contingent claims, forwarcontracts: A.have their prices chosen the participants. B.coulenin fault either party. C.cexercisephysicor cash livery B is correct. In a forwarcontract, either party coulfault, wherein a contingent claim, fault is possible only from the short to the long. A is incorrebecause the forwarpriis set in the pricing of the contrasuththe starting contravalue is zero, unlike contingent claims, unr whiparties cseleany starting value. C is incorrebecause both forwarcontracts ancontingent claims csettleeither physicor cash livery. 中文解析B正确，在forwarcommitment 中，任何一方都可以违约，而在contingent claim中，只有short方有可能违约。A是不正确的，forwar合约的价格不是参与着可以自己选择的，它是我们通过无套利原则计算出来的，使得合约初始的价值为0的价格。C是错误的，二者都可以通过实物交割或现金交割来结算。 forwar合约的价格不是参与着可以自己选择的，它是我们通过无套利原则计算出来的，使得合约初始的价值为0的价格。我记得老师讲课不是说，远期合约这种，价格是买卖双方商定的吗？任意一方都可以违约，不是说是零和游戏，只有一方会违约吗？比如SWAP

NO.PZ2018062007000087问题如下 In contrast to contingent claims, forwarcontracts:A.have their prices chosen the participants.B.coulenin fault either party. C.cexercisephysicor cash livery B is correct. In a forwarcontract, either party coulfault, wherein a contingent claim, fault is possible only from the short to the long. A is incorrebecause the forwarpriis set in the pricing of the contrasuththe starting contravalue is zero, unlike contingent claims, unr whiparties cseleany starting value. C is incorrebecause both forwarcontracts ancontingent claims csettleeither physicor cash livery. 中文解析B正确，在forwarcommitment 中，任何一方都可以违约，而在contingent claim中，只有short方有可能违约。A是不正确的，forwar合约的价格不是参与着可以自己选择的，它是我们通过无套利原则计算出来的，使得合约初始的价值为0的价格。C是错误的，二者都可以通过实物交割或现金交割来结算。 Forwar是被分在forwarcommitment里面吗？不是说像option cret rivatives abs这些有权利的才在contingent claim里面吗？