First we must consider the definition of "liquidity." Liquidity means that you can quickly withdraw money from the account—with this in mind, the answer becomes clear.Checking accounts, Savings accounts, and money market accounts can all be withdrawn from easily. Thus, they have high liquidity.However, a certificate of deposit (CD for short) does not. A CD requires that you put in your money for a set amount of time, for example 5 years. You cannot withdraw it until the 5 years is up. Low liquidity.Therefore the answer is Certificate of deposit
