The Value of Determining the Relative Competitive Strength of Each

The value of determining the relative competitive strength of each business a company has diversified into is:

A) to have a quantitative basis for identifying which businesses have large/small competitive advantages or competitive disadvantages vis-à-vis the rivals in their respective industries.
B) to have a quantitative basis for rating them from strongest to weakest in terms of contributing to the corporate parent's revenue growth.
C) to compare resource strengths and weaknesses,business by business.
D) to have a quantitative basis for rating them from strongest to weakest in contending for market leadership in their respective industries.
E) to have a quantitative basis for rating them from strongest to weakest in terms of contributing to the corporate parent's profitability.