Final answer:
To bring the account balance to $0, a deposit of $42 is necessary.
Step-by-step explanation:
To bring the account balance to $0, a deposit of $42 is necessary to cover the overdrawn amount. Since the account is overdrawn by $42, a deposit of that same amount will balance the account. Therefore, the correct representation of the deposit necessary to bring the account balance to $0 is B. 42.
Learn more about representing a deposit to balance an overdrawn account