Which of the Following Statements Is True of a Portfolio

Which of the following statements is true of a portfolio strategy? 

A)  ​It guides the strategic decisions of corporations that compete in a variety of businesses. 
B)  ​It guides an investor who invests in a variety of stocks. 
C)  ​It reduces risk by buying a variety of items so that the failure of one business does not doom the entire portfolio. 
D)  ​It focuses on increasing profits, revenues, or the number of places in which a company does business.