finance i dont know my answer is right or not need explain thx

Which of the following measures of risk is least relevant for the trustee board of a defined contribution superannuation fund? (1 mark) Select one: O a. Tracking error b. Surplus volatility C. Benchmark adjusted return d. Absolute return e. Return standard deviation Clear my choice Which of the following investors has a primary objective of supporting spending programs? (1 mark) Select one: a. Defined contribution pension funds b. Endowments and foundations c. Mutual funds Od. Defined benefit pension funds e. Insurance companies