Zach Company previously recorded the prepayment of three months office rent of $2,700. One month of rent has now been used. The adjusting entry would be:

A. Prepaid Rent 2,700
Rent Expense 2,700

B. Rent Expense 2,700
Prepaid Rent 2,700

C. Rent Expense 900
Prepaid Rent 900

D. Prepaid Rent 900
Rent Expense 900