Which of the Following Is the Best Example of the Exercise

Which of the following is the best example of the exercise of coercive power?

A) A's threat persuades B to do something B does not want to do.
B) B does something A wants in exchange for benefits from A.
C) A persuades B to do something that harms B's interests.
D) B does something in order to gain favor with A.
E) B does something that benefits B but harms A's interests.