Which of the following is the definition of MZM$?$

The definition of MZM is

A$.$ M$1$ plus all deposits with no set maturity.

B$.$ currency plus transactions deposits plus all other time deposits and mutual fund accounts, regardless of size or origin.

C$.$ the total value of currency plus transactions deposits plus non$-$bank traveler's checks.

D$.$ M$1$ plus savings and small time deposits, retail money market mutual funds, and money market deposit accounts.