I'd say the answer is D.
The definition of the word discern is "1.Perceive or recognize something. ex; I can discern no difference between the two policies."
2. "Distinguish (someone or something) with difficulty by sight or with the other senses. ex; She could faintly discern the shape of a skull."
Answer:
the kids barreling down the crowed streets
Explanation:
The answer to your question my friend is going to be C.
Hope this helps you out!!!
If you’re editing syntax, the answer is C