Answer:
I know how you feel, I know.
Your answer is B. preposition
C . Because he hasn’t been taught that information yet and is making a guess.
I chose that answer because it seemed the most logical to me. Hopefully I could help. Correct me if I’m wrong, and delete the question so you’ll get your points back.
He has to go to work today
I'm guessing this is a question where you have to choose the correct spelling? If so, the answer is immediately. It could also be 'both' if that was an actual option, or it is referring to both of the words given.
I must see you immediately. <-- Correct spelling
I must see you immediatly. <-- Incorrect spelling