Question 16 (2 points) According to our textbook, there are 7 main factors which affect the effectiveness of a group. These include: O a) Common goals; role perception; longevity; size; status; group norms, and technology Ob) Common goals; role perception; longevity; size; status; group norms; and leadership. c) Common goals: role perception; digressions: size; status: group norms; and leadership d) Common goals: role perception; longevity; reporter status: assertiveness status: group norms, and leadership