Use the following data for questions 11, 12 and 13 The Niagara Pension Fund shows the following information about the pensionit manages for Niagara Co. Obligation at January 1, 2020 $25,000 Current service cost 2.500 Interest expense 2.000 Contributions from participants 800 Benefits paid to retirees (1.500) Actuarial loss 1,000 Obligation at December 31, 2020 $29,800 $30,000 800 Fair value of plan assets at January 1, 2020 Contributions from participants Return on plan assets Benefits paid to retirees Fair value of plan assets at December 31, 2020 3,600 (1.500 $32.900 QUESTION What is the rate of return earned by the Niagara Pension Fund assets in 2020, using the value of the investments at the beginning of 2020 Select one a. 20.0% b. 12.0% c. 10.0% d. 2.67% e. (5.0%)