问题如下：
Which of the following yield curves is most likely based on the theoretical yields?
选项：
A.Coupon bond yield curve.
B.Par bond yield curve.
C.Forward yield curve.
解释：
B is correct.
Par rate reflects the coupon rate that a hypothetical bond at each maturity would need to have to be priced at par.
老师 这个是考察哪个知识点？能不能解释一下
