What does the term composition mean, and how does it relate to design? answers?

Final project: complete telling a story with pictures

Prairie houses a. irregular in plan, two stories high, with one-story wings b. irregular in plan, one story high, with two-story wings c. irregular in plan, two stories high , with two- story wings d. irregular in plan, one story high, with one-story wings

What does it mean to have a bias (for example your bias of bts)?