After all of the account balances have been extended to the Income Statement columns of the end-of-period spreadsheer, the totals of the Debit and Credit columns are $77,500 and $83,900, respectively. What is the amount of the net income or net loss for the period? b. 577,500 net lige: b. 56,400 ect lont c. $83,900 ort incone d. 56,400 bat iecome