Finish the following sentence with the best choice: How can you survive if you are stuck in quicksand?

Choices:
- Raise your legs slowly while lying on your back, this will expand your base and prevent you from sinking.
- Raise upright on your legs after lying on your back, this will expand your base and prevent you from sinking.

Answer:
Raise your legs slowly while lying on your back, this will expand your base and prevent you from sinking.