Question 27 of 75. Omar has worked for the same corporation for 30 years. When he retires, he will receive an annual pension. The amount of his benefit will be based on the number of years he worked for the company, his age, and the history of his earnings with the company. Omar participates in which of the following types of employer-sponsored retirement plans? 401(k) plan. 403(b) plan. Defined benefit plan. Defined contribution plan. Mark for follow un