Which of the Following Is an Example of the Federal

Which of the following is an example of the federal government's role in economics?

A) When a bank's customers demand all of their money at once but the bank does not have enough money, the Federal Deposit Insurance Corporation (FDIC) has to step in and make sure the customers receive their money.
B) When a business fails because of poor customer service and inflated prices
C) When a restaurant's patron becomes ill
D) When an entrepreneur takes out a loan from a bank