JAMB Principles of Accounts 1999 Question 46

Use the information below to answer questions 46 and 47.
Amoga Limited invoiced goods at a cost of ₦10,000 to its Ikeja branch at a margin of 20%. The branch later returned goods worth ₦1,200 at invoice price to the head office.
The profit margin should be

1. A.debited to goods sent to branch account
2. B.debited to branch stock account
3. C.credited to branch adjustment account
4. D.credited to branch stock adjustment account.