The answer you are looking for is d
Answer:
In to
Explanation:
"Listening in" is a phrase used when you are turning on something, in some way, to listen to audio. So, you would be listening in to Timmy Turner's radio show.
Off-topic: Isn't Timmy Turner that one character from Fairy OddParents?
It would have to be the gasoline manufacturers because an electric car would run on electricity not gasoline
A clever, or talented trick.