Kim has decided to buy a condo so that she can rent it to tenants. She decides to take a loan from her qualified retirement plan for the down payment and closing costs. How much time does she have to repay this loan?

A. She must repay one-half the loan within one year.

B. She must repay the loan within five years.

C. There's no set amount of time during which she must repay the loan.

D. She must repay the loan before retirement or termination.