Stocks A,B and C Have Betas of 0

Multiple Choice

Stocks A,B and C have betas of 0.8,1.0,and 1.2.Portfolio P has one-third of its value invested in each stock.Each stock has a standard deviation of 25%,and their returns are independent of one another,i.e.,the correlation coefficients between each pair of stock is zero.If market is in equilibrium,which of the following is correct?

A) Portfolio P's expected return is greater than the expected return on Stock B.
B) Portfolio P's expected return is equal to the expected return on Stock A.
C) Portfolio P's expected return is less than the expected return on Stock B.
D) Portfolio P's expected return is equal to the expected return on Stock B.