Which of the following errors will not be revealed by the unadjusted trial balance? O A. posting a credi to cash for $5,400 as $4,500 while posting the debit to expense as $5,400 B. posting a $50,000 debit to Accounts Receivable as $5,000 while recording the credit to revenue as $50,000 C. incorrectly posting a debit for Salaries Expense to Supplies Expense O D. failing to post one side of a journal entry