Answer:
C. the payoffs are dependent upon another variable, such as revenue or profit.
Explanation:
Contingent contracts are one of the types of contracts in which the promisor offers the responsibility only when the distinct conditions are satisfied. It works on the occurrence or non-occurance of the specific event. It relies on the happening of an unpredictable event. The contingent contract becomes void in the case when the happening of the event grows impossible.
