Question

In which sentence is the word outside used as an adverb?

1. The last batter hit the ball outside the foul line.
2. The catcher ran to catch the ball and then threw it back to the pitcher.
3. The pitcher caught the ball on the very outside of his mitt.
4. He then pitched the ball to the next batter but he pitched it low and outside.
5. The next batter hit the ball outside the park.​

Answer 1

yeah sorry but I don't know what's going on here :(