They were clearly booing rubio because is a chuck schumer amnesty lover. If I say obama is a clown and people Boo ,they are not booing me!!! Rubio is OPEN DOOR on immigration. He doesn’t do his job in the Senate!! He is never there!!Cruz goes back for important votes every time!! we are not ever going to vote for rubio/shumer!! no way.
Actually, no. If they boo you, they're booing your statement.
If they applaud and cheer you, they agree with you.