Summary of midsummer nights dream

Which choice is a major detail from paragraph two? a) the great wall is a large network of several walls and towers. b) the great wall looks like a long wall snaking its way across china. c) the great wall was constructed over hundreds of years beginning in 221 b.c. d) the great wall construction encouraged several independent kingdoms to unite.

What is wrong with they follow citation of a book with two authors

The significant structural shift that happens between chapters 21 and 22 is