What Is a Possible Cause of a Diversified Company Overusing

What is a possible cause of a diversified company overusing its resources and capabilities?

A) The company goes on an acquisition spree whereby management is called on to assimilate and oversee many new businesses quickly.
B) The company exceeds sufficient resource depth to do a creditable job of transferring skills and competencies from one of its businesses to another.
C) The company declines to spread its competitive assets across many businesses.
D) The business diversification is limited to a narrow business lineup.
E) The business has a deep resource pool to create competitive advantage.