Sherwin-Williams employs outside sales representatives who work with customers such as paint contractors and facility managers to procure the Sherwin-Williams paint or wall coatings for their projects. A typical sales representative maintains approximately 150 accounts, and the sales representative identifies the annual revenue potential for each account. Sales managers oversee this process and establish ,

Consider a treasury bill with a rate of return of 5% and the following risky securities: security a: e(r) = .15; variance = .0400 security b: e(r) = .10; variance = .0225 security c: e(r) = .12; variance = .1000 security d: e(r) = .13; variance = .0625 the investor must develop a complete portfolio by combining the risk-free asset with one of the securities mentioned above. the security the investor should choose as part of her complete portfolio to achieve the best cal would be a. security a b. security b c. security c d. security d