How Are Tags Used to Derail Legislation During the Closing

How are tags used to derail legislation during the closing days of a Senate session?

A) A senator can call upon a member of the House to come before the Senate and object to the bill, forcing it out of consideration.
B) A Senate committee chair can use this power once a session to force a bill back to committee, preventing it from being voted on and ultimately killing it.
C) It allows a senator to postpone a committee hearing on a bill for at least forty-eight hours, which can be fatal to a bill.
D) A senator can bring the legislation before the judiciary, which can impose an order stopping consideration of the bill if it is found unconstitutional.
E) It allows a senator to speak against a bill for as long as he or she can stand and talk thus preventing it from being voted on before the end of the session.