Which of the following will improve liquidity?

1. A company purchases a new truck with cash. 2. A company receives cash from taking out a long-term loan that is due in five years. 3. A company substantially increases credit sales and expects to collect all of the credit sales in the current account period.

4. A company purchases inventory on credit but is having trouble selling the inventory as most of it has become obsolete.

5. A company took out a long-term loan four years ago. The loan is due next month.