Finish the following sentence with the best choice: To purchase gasoline at a gas pump,

Choices:
- insert your credit into the machine, wait for credit denial, then select the type of fuel you want and add gasoline to your vehicle.
- insert your credit into the machine, wait for credit approval, then select the type of fuel you want and add gasoline to your vehicle.

Answer:
insert your credit into the machine, wait for credit approval, then select the type of fuel you want and add gasoline to your vehicle.