The primary difference between a savings account and a money market account is:

A. A money market account usually earns a higher annual return than a savings account.
B. Savings accounts are more likely to restrict the number of monthly withdrawals you can make than money market accounts.
C. Money market accounts are insured up to $250,000 but savings accounts are only insured up to $100,000.
D. Savings accounts are time deposits whereas money market accounts are demand deposits.