Ebenezer Scrooge has invested 60% of his money in share A and the remainder in share B. He assesses their prospects as follows:

	A		B
Expected return (%)	15		20
Standard deviation (%)	20		22
Correlation between returns		.5

What is the expected return on his portfolio?

Select one:

a. 14.88%

b. 17.00%

c. 18.08%

d. 10.76%