Suppose Stan holds a portfolio consisting of a $10,000 investment in each of 8 different common stocks. The portfolio's beta is 1.25. Now suppose Stan decided to sell one of his stocks that has a beta of 1.00 and to use the proceeds to buy a replacement stock with a beta of 0.58. What would the portfolio's new beta be?

Select the correct answer.

a. 1.11

b. 1.14

c. 1.20

d. 1.23

e. 1.17