Answer:
The ease of converting an asset into cash
checking account
Step-by-step explanation:
Liquidity is the term used to describe how easy it is to convert assets to cash
This is because liquidity has the ability to quickly turn financial asset into cash. For shares, it is the investor's ability to buy or sell holdings from the ready market.
and for most liquid :
checking account is a part of money that is measure M1 which is most liquid.