Answer: Items 2, 3, 4, 6, 7, and 8
Explanation:
The M2 definition of money includes M1 money and then some other types of instruments that are quite highly liquid and so can be converted to liquid cash quickly if needed.
M2 includes:
2. Noncheckable savings deposits
3. Currency (coins and paper money) in circulation
4. Small-denominated (less than $100,000) time deposits
6. Checkable deposits
7. Money market deposit accounts
8. Money market mutual fund balances held by individuals