20. Suppose you write a check for $900 to advertise your business in a trade magazine. How would you account for this transaction? a. Debit cash for $900 and credit advertising expense for $900. b. Debit advertising assets for $900 and credit cash for $900. C. Debit advertising expense for $900 and credit cash for $900. d. Debit cash for $900 and credit advertising assets for $900