ABC Corporation had a transaction this period that caused no change in total assets, an increase in its liabilities, and a decrease in stockholders' equity. The transaction could have been which of the following? Select the single best choice.

Accruing salaries owed to employees for work performed during the last week of the period.

Providing a service to a customer this period that customer paid for last period.

Paying suppliers this period for inventory that was purchased on account last period.

Paying suppliers this period for inventory that was purchased this period.