Sanborn Company has 10 employees, who earn a total of $2,100 in salaries each working day. They are paid on Monday for the five-day workweek ending on the previous Friday. Assume that year ended December 31, is a Wednesday and all employees will be paid salaries for five full days on the following Monday. The adjusting entry needed on December 31 is: Multiple Choice Debit Salaries Expense, $6,300; credit Salaries Payable, $6,300. Debit Salaries Expense, $4,200; credit Salaries Payable, $4,200. Debit Salaries Expense, $10,500; credit Salaries Payable, $10,500. Debit Salaries Payable, $6,300; credit Salaries Expense, $6,300. Debit Salaries Expense, $6,300; credit Cash, $6,300.