Sentence Correction (SC) | Re: According to a 1996 survey by the National Association of College and

Heyvasuca10 ,

I am happy to help

You need to understand what are you comparing.

As many X as Y.

Here,X: Institutions charge under 8000
Y: Institutions charge above 16000.

You are comparing two clauses. So, is the case in D. We are using ellipsis here. as[institutions] charge

But in E, we have "those charging". "Verb + Ing"
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