A correcting journal entry was made that debited Unearned Revenue and credited Accounts Receivable for $1,500. The situation that may have caused the error could be

A :

a cash collection of $1,500 on account was incorrectly recorded as Unearned Revenue.

B :

a collection on account of $1,500 was incorrectly credited to Revenue, not Accounts Receivable.

C :

a cash collection of $750 on account was recorded backwards.

D :

a collection on account of $1,500 was incorrectly credited to Cash, not Accounts Receivable