How Will a Certified Check Be Treated in a Company's

How will a certified check be treated in a company's bank reconciliation?

A) As a deduction to the company's unadjusted book balance.
B) As an increase to the bank's unadjusted bank balance.
C) As a deduction to the bank's unadjusted bank balance.
D) There is no adjustment when preparing the bank reconciliation.