Use reasoning to answer the following question.
The peanuts were for sale in during the 4th inning, where were they being sold?\nOptions:\n- ballpark\n- carnival\n- bought at grocery store\n- jar\n- container

ballpark
Ballpark is a baseball ground.

Baseball has total 9 innings.

Snacks like peanuts are on sale at ballparks during a baseball game.

.

So, the final answer is ballpark