Finish the following sentence with the best choice: To create more storage in a milk crate bookcase.

Choices:
- Orient the crates at upside down so they can hold more in the vertices between crates.
- Orient the crates at a 45 degree angle so they can hold more in the vertices between crates.

Answer:
Orient the crates at a 45 degree angle so they can hold more in the vertices between crates.