In Montgomery, Alabama, and throughout the South, public transportation like the bus system was segregated. Black passengers had to sit in the backs of buses while white passengers sat in the front. As more white passengers got on, black passengers were asked to give up their seats for them. On December 1, 1955, a civil rights activist named Rosa Parks refused to give up her seat to a white passenger when a bus driver asked her to. "I don't think I should have to stand up," Parks said. She was arrested. According to the passage, why was Rosa Parks arrested on December 1, 1955? A because she moved to the back of a bus and allowed a white person to sit in her seat B because she wouldn't give up her seat on a bus where black people were supposed to give their seats to whites C because she told everyone on a bus in Montgomery to stand up D because she tried to drive a bus in Montgomery