What is defined as net pay?

It is the total amount of money a worker earns in a given pay period.
It is money that is subtracted from gross pay for benefits.
It is the money that is withheld from gross pay to pay taxes.
It is the money left over after deductions are removed and taxes are withheld from gross pay.

Correct! Net pay is the money that is left over after deductions for benefits and taxes are withheld from gross pay.