NO.PZ2024021803000032
问题如下：
Concerning a standard interest rate swap, it is typically characterized by:
选项：
A.A symmetric payoff profile.
B.An initial exchange of the principal amount
C.Settlements at the start of each settlement period
解释：
A standard interest rate swap generally features a symmetric payoff profile, where the net payment is the difference between two interest rates applied to the notional principal. 标准利率互换通常以对称的收益结构的 特征。老师，这道题不太懂.
