When Industry Attractiveness Ratings Are Calculated for Each of the Industries

When industry attractiveness ratings are calculated for each of the industries a multi-business company has diversified into,the results help indicate

A) which industries appear to be the best and worst ones to be in and the attractiveness of all the industries as a group from the standpoint of the company's long-term performance.
B) which industries have attractive key success factors and which industries have unattractive key success factors.
C) which industries have the biggest economies of scale and which industries have the greatest economies of scope and the overall potential for cost reduction in the industries as a group.
D) which industries are most attractive from the standpoint of long-term growth and the growth prospects of all the industries as a group.
E) which industries are most attractive from the standpoint of industry driving forces and competitive forces.