99 points! which statements about early american posters are true? choose all answers that are correct. a. they showed forms of entertainment like fairs and circuses. b. they were used for advertising events. c. the shapes in them were neatly organized. d. they had complex shapes arranged asymmetrically. answers are : *they showed forms of entertainment like fairs and circuses. *they were used for advertising events *the shapes in them were neatly organized.