Which best explains how brutus underestimates marc antony

1.he believes antony is not interested in rome, and whishes only to return to his native lands

2.he believes antony is too much of a thinker to take action against conspirators

3.he believes antony is only a follower of caesar, and fails to see that he has ambitions of his own

4.he believes antony does not have the battle skills to win the roman's support