Answer:
C. Debit Supplies Expense $4,200, credit Supplies $4,200.
Explanation:
The adjusting entry is shown below:
Supplies expense A/c Dr $4,200
To supplies A/c $4,200
(Being supplies account is adjusted)
The supplies expense is computed by
= Supplies balance + purchase made - supplies on hand
= $2,000 + $3,000 - $800
= $5,000 - $800
= $4,200
We simply debited the supply expense account and credited the supplies account