C选项也不是线性关系啊

问题如下：

If the payoff of a derivative and the payoff of its underlying asset have lineary relationship, this derivative can not be:

选项：

an option contract

a futures contract

an interest-rate swap

解释：

A is correct.

The payoff of contingent claim has non-linearly relationship with the underlying performance, options are regarded as a contingent claim. In contrast, the payoff of forward commitment has linearly relationship with the underlying performance, generally, forward, futures and swap contracts are classified as forward commitments. B and C are incorrect answers.

中文解析：

衍生品收益与标的资产收益最不可能是线性关系的是option。

远期承诺的收益与标的业绩呈线性关系，一般将远期、期货和互换合同归类为远期承诺。