Question

categories of the money supply
investment accounts
less liquid
savings accounts
demand accounts
cash and currency in circulation
more liquid
the measure of how quickly an investment can be converted into cash is known as its liquidity
cash is the liquid form of money.
is made up of currency in circulation and
f money.
least
most

Explanation:

Liquidity measures an investment's ease of conversion to cash. Cash is the most readily - usable form of money, so it is the most liquid.

Answer:

most