Which of the Following Would Constitute a Violation of the Age

Which of the following would constitute a violation of the Age Discrimination in Employment Act of 1967?

A) an employer refusing to allow employees to drive trucks until they reach the age of 25
B) an employer laying off capable workers who have reached the age of 50 and hiring younger workers
C) an employer paying pensions to workers who have reached the age of 65 but refusing to pay pensions to younger workers
D) an employer giving special awards to workers who have been with the company for over 20 years