LilyyBoo3361 LilyyBoo3361 25-01-2024 Computers and Technology contestada Which expression replaces any null values of the balance on credit card 1 with the number zero? -NVL(creditcard_balance1, 0) -AVG(NVL(creditcard_balance1)) -NVL(0, creditcard_balance1) -AVG(creditcard_balance1)