question content area after net income is entered on the end-of-period spreadsheet, the balance sheet debit and credit columns must a.be the same amount as the total amount in the adjusted trial balance debit and credit columns b.equal each other c.not be equal to each other and need not be the same total amounts as any other pair of columns on the end-of-period spreadsheet d.be the same amount as the total amount of the income statement debit and credit columns