Mr D Owes Mr

Mr. D owes Mr. Y ₱10, 000. On the due date, Mr. X offers a check in payment of the obligation.

A) The receipt of the check by Mr. Y extinguishes the obligation if the check is a certified one because it is as good as cash.
B) The receipt is not equivalent to automatic payment if the check is not a certified check.
C) Mr. Y has no reason to refuse the check if it's fully funded as certified to by the bank.
D) Mr. Y cannot be compelled to accept the check.