I invested $1,000,000 in a stock for two years. The return of the stock in the first year was 50% and the return of the stock in the second year was -50%, bringing my arithmetic average annual return to 0%. How much was my investment worth at the end of the two-year period? O $1,000,000 O $1,250,000 $750,000 $1,500,000 $500,000