Finish the following sentence with the best choice: How can I make a cool hanging shelf?

Choices:
- Use 2 old belts, loop each and string one or 2 boards between the belts, nail the boards to the belts so they are even and horizontal.
- Use 2 old belts, loop each and string one or 2 boards between the belts, nail the boards to the belts so they are even and vertical.

Answer:
Use 2 old belts, loop each and string one or 2 boards between the belts, nail the boards to the belts so they are even and horizontal.