Formal written promises to pay suppliers or lenders specified sums of money at definite future times are known as a. accounts receivable. b. notes payable. c. accounts payable. d. All of these choices are correct.

B)Notes payable.

Explanation:

Notes payable can be regarded as written agreements which is a (promissory notes) whereby there is agreement by one party to pay other party a definite amount of cash. Note payable can as well be regarded as loan between two parties. A note payable usually consist information such as the amount to be paid as well as interest rate. It should be noted that Formal written promises to pay suppliers or lenders specified sums of money at definite future times are known as Notes payable.