Which of the following is not related to a bill becoming a law?

A conference committee meets to agree on the final version of a bill to be presented.

Floor action involves debate and compromise.

A roll call vote includes votes from Senators who are not in the chamber at the time of the vote.

Congress must be in session.

A bill is altered in committee.

These are the choices

d. the polar jet stream   lies between the polar easterlies and trade winds should be your answer