Which of the Following Is Correct for Brokered Deposits

Which of the following is correct for brokered deposits?

A) Brokered deposits involve deposit brokers who place different types
Of jumbo CDs or other deposits with large denomination with investors.
B) Banks sell deposits or CDs with large denominations to brokers who divide large amounts into smaller denominations that are resold to investors.
C) Brokered deposits tend to offer higher rates and are more volatile than core deposits.
D) All of the above.