Acomparison and contrast essay uses which of the following elements? select all that apply.
1.two subjects that are similar and diffrent
2.an opinion to change the reader's mind
3. supporting, factual details
4. the relationship between cause and effect
5. a main character that learns throughout the story

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.