Final answer:
The most likely statement made by a member of the executive branch is option C: "I determined that a law Congress passed was not legal."
Step-by-step explanation:
The most likely statement made by a member of the executive branch is option C: "I determined that a law Congress passed was not legal." Members of the executive branch, such as the President or a state governor, have the authority to review the legality of laws passed by Congress or the state legislature. They can veto or reject laws they deem unconstitutional or not legally valid.
Learn more about Functions of the Executive Branch