When does political negotiation most likely begin in the process of a bill becoming a law?

Before a bill becomes a law it must pass both houses of Congress and signed into law by the President. It may begin its journey at any time, but it must be passed during the same congressional session of its proposal, a period of one year.

Explanation:

answer; ///i believe that the correct answer is (d) when each house of congress passes a different version of a bill and those difference must be

answer; role- taking;