Maxim Company Sells Auto Parts

Maxim Company sells auto parts.The company employs a periodic inventory system.Identify all the effects on the accounting equation.
-Gave a customer a cash refund.

A) Increase in assets
B) Decrease in assets
C) Increase in liabilities
D) Decrease in liabilities
E) Increase on owners' equity
F) Decrease in owners' equity
G) Increase in assets and increase in owners' equity
H) Decrease in assets and decrease in owners' equity
I) Increase in liabilities and decrease in owners' equity
J) Decrease in liabilities and increase in owners' equity