D. Because this is a run on sentence you have to have more periods and more detailed punctuation in it.
Answer:
Because the narrator loses track of time during band practice one evening, he is late getting home for his math tutoring session.
Explanation:
Later, his math tutor realizes that the narrator cares deeply abount music, therefore, helps him to rejoin his band by speaking to the narrator's parents.
Help would be found in the most unexpected of places because it's the narrator's Math tutor who helps him get back in his band.
The only type of verbal that functions as a modifier is infinitive.
The first one, because it establishes the point of view. I hope i helped!