Answer
(a) Accounts receivable -- normal debit balance
(b) Income Taxes Payable -- normal credit balance
(c) Sales -- normal credit balance
(d) Selling, Marketing, and Administrative Expenses -- normal debit balance
Work Step by Step
(a) Accounts Receivable is an asset account and therefore has a normal debit balance
(b) Income Taxes Payable is a liability account and therefore has a normal credit balance
(c) Sales is a revenue account and therefore has a normal credit balance
(d) Selling, Marketing, and Administrative Expenses is an expense account and therefore has a normal debit balance