4. Which of the following errors would cause the balance sheet and statement of owner’s equity columns of a work sheet to be out of balance?

a. Entering a revenue amount in the balance sheet and statement of owner's equity bedit column

b. Entering a liability amount in the balance sheet and statement of owner's equity credit column

c. Entering a expense amount in the balance sheet and statement of owner's equity bedit column

d. Entering an asset account in the income statement edit column

e. Entering a liability amount in the income statement credit column.