Explanation:
Gohan begins training for the World Tournament, and he takes Goten along. During the training, Goten reveals that he can become a Super Saiyan at nearly half the age Gohan did. He also reveals that Trunks is stronger than him. Their training is interrupted by Videl, who has arrived to take her first flying lesson.
Cliche : A phrase or opinion that is overused and betrays a lack of original thought.
Having the hero win at the end of the story is a popular cliche some authors use to finish their books.
It can be considered as Greek mythology.
D is the answer to your question
I think the bolded words would be "whom Mr. Stein chose". The clause whom Mr. Stein chose is an example of an adjective because the clause describes the word student. Student is the subject of the sentence and is a noun. An adjective describes a noun or another subject. an adverb describes a verb or another adverb.