Over the Last Four Years, a Stock Has Had an Arithmetic

Multiple Choice

Over the last four years, a stock has had an arithmetic average return of 12.8 percent.Three of those four years produced returns of 22.6 percent, 15.2 percent, and -24.1 percent, respectively.What is the geometric average return for this four-year period?

A) 10.18 percent
B) 8.39 percent
C) 11.67 percent
D) 12.40 percent
E) 12.67 percent