In the Twentieth Century, the Government Expanded Its Role in Protecting

In the twentieth century, the government expanded its role in protecting workers. Which of the following statements is true about this expansion?

A) It came in part to provide government-mandated services for workers.
B) It included expanded regulation of workplace safety.
C) It included expanded regulation of pension systems.
D) The United States offers fewer guarantees to its workers than do other advanced democracies.
E) All of the above statements are true.