Answer:A. 9.38 percent
Explanation:
Arithmetic average return is the sum of the returns of stock divided the number of years corresponding to the return of the stocks.
Year Value of stock
Year 1 = 11.6 percent
Year 2= 3.2 percent
Year 3= 8.1 percent
Year 4= 14.2 percent
Year 5 =9.8 percent
Total =46.9%/5
=9.38%