Question 2 The following 5-period sequence of gross returns are provided: Answer saved Period Return Marked out of 3.0 1 0.5% 2 -2.5% Flag question 3 6.0% 4 12.0% 5 5.2% What is the geometric mean of the 5-period return series provided (rounded to one decimal place)? Select one: a. 3.7% b. 4.0% C. 4.1% d. 4.2% e. None of the above