Which of the Following Is Not Among the Factors That

Which of the following is not among the factors that affect whether competitive rivalry among participating firms is strong,moderate,or weak?

A) Whether the products of rival sellers are strongly or weakly differentiated
B) Whether demand for the industry's product is growing rapidly or slowly
C) The degree to which rivals are satisfied with their current market position
D) Whether industry driving forces are strong or weak
E) Whether industry conditions tempt competitors to use price cuts or other competitive weapons to boost unit sales and whether one or two rivals have particularly powerful strategies