Passage: I drive a lot and often need to fill up for gas . It had been several days and I had some time so I decided to swing into the gas station . I pulled up to the pump , parked my car , and turned off the ignition . I decided to pay at the pump . I opened the door and removed the cap on the gas tank and stuck the nozzle in . I pulled the lever and let the fuel flow . I waited for a couple minutes until the pump turned off and the tank was full . I returned the nozzle and placed the gas cap back on my car and shut the little door . I got back into my vehicle , started it , and drove away . Question: What did they choose? Option1: gas cap Option2: type of gas
type of gas