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.
The correct answer is a subject and a verb~
Answer:
i don't know the answer but have a great day
I'm not sure who you are talking about or in what context "one way street" is used, but as it is usually used for is for explaining or describing a person or what have you to be straight, practical, black and white, no room for a "change in direction" you might say. i hope this helps... sorry that it's 3 hours late XD
