When comparing a defined benefit pension plan and a defined contribution pension plan, which of the following statements is/are true?

I.A defined contribution plan allows an employer to readily predict pension costs, whereas this is a more complex task for a defined benefit plan

II.A defined contribution plan is more complex to administer than a defined benefit plan.

III.Employees typically participate in the investment decisions associated with a defined contribution plan, but not with a defined benefit plan.

IV.An employee's retirement pension is directly dependent upon the investment performance of a defined contribution plan, but this is not the case with a defined benefit plan.