Finish the following sentence with the best choice: how to unzip a backpack?

Choices:
- grab zipper tab firmly in fingers and lift and pull towards the opposite side of the backpack it is on until the backpack is fully open
- grab zipper tab firmly in fingers and lift and pull towards the same side of the backpack it is on until the backpack is fully closed

Answer:
grab zipper tab firmly in fingers and lift and pull towards the opposite side of the backpack it is on until the backpack is fully open