State whether each of the following is an asset, liability, stockholder's equity, revenue, or an expense:

Paid for advertising run this month
Amounts that the company owes for utilities
Buildings
Items held only to sell to a customer
A customer pays for a service provided at the time it is provided
Paying expenses before they are used
Patents
The cost of inventory that was sold to customers
Total profits and losses for all periods
Earning interest on investments this period
a) 1-Expense, 2-Liability, 3-Asset, 4-Inventory, 5-Revenue, 6-Prepaid Expense, 7-Asset, 8-Revenue, 9-Stockholder's Equity, 10-Revenue
b) 1-Revenue, 2-Asset, 3-Liability, 4-Revenue, 5-Liability, 6-Expense, 7-Stockholder's Equity, 8-Expense, 9-Asset, 10-Expense
c) 1-Expense, 2-Asset, 3-Stockholder's Equity, 4-Revenue, 5-Expense, 6-Asset, 7-Liability, 8-Revenue, 9-Revenue, 10-Revenue
d) 1-Expense, 2-Liability, 3-Asset, 4-Revenue, 5-Revenue, 6-Asset, 7-Asset, 8-Revenue, 9-Stockholder's Equity, 10-Revenue