The correct answer is Subject
Here, it is unknown who would be driving to school. Therefore we need either a pronoun or a noun that would give us the subject.
That is odd, maybe try reviewing it to get their attention for your web, plus on my screen it comes out regular, like how you said. Maybe try using it online or try using the app to see if it has gotten better.
You are most likely talking about the radar, which scans and alerts the people on the submarine of other submarines, missiles, etc. nearby.
Gretel changes out her dolls for Nazi posters and when his mom started looking sick. he s also affected when Pavel gets beat up and when he gets yelled at by lieutenant kotler when he likes about Shmuel and makes Shmuel get in trouble