Why is it important to know who your audience is when making a persausive appeal

Amanda bought a prom dress which she considered the most beautiful dress ever made. adjective clause: word(s) modified:

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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.