2. Which sentence from paragraph 5 best helps to develop the idea that the Little Rock Nine had trouble even entering the school?
a. “The students arrived at Central alone on the first day.”
b. “By prior arrangement, they gathered at the 16th Street entrance....”
c. “Elizabeth Eckford arrived at the other end of the block by herself.”
d. “She was met by a mob screaming obscenities and threats....”