How did protesters try to stop the June 3-4 crackdown in Tiananmen Square? which option correct

They declared martial law on the government of China.

They conducted a hunger strike to gain the attention of the media.

They built barricades, jumped on trucks, and threw firebombs.

They drafted a petition to give to the government outlining their demands

They built barricades, jumped on trucks, and threw firebombs.