State for each account whether it is likely to have (a) debit entries only, (b) credit entries

Question:

State for each account whether it is likely to have (a) debit entries only, (b) credit entries only, or (c) both debit and credit entries. Also indicate its normal balance.
1. Commissions Earned
3. Heidi Schmidt, Capital
4. Rent Expense
5. Rent Revenue
6. Wages Payable
Accounts Receivable
Accounts receivables are debts owed to your company, usually from sales on credit. Accounts receivable is business asset, the sum of the money owed to you by customers who haven’t paid.The standard procedure in business-to-business sales is that...