GMAT Sentence Correction (SC) | Re: In a review of 2000 studies of human behavior that date back

If we scan first few words we can see a split between ‘psychologists, declaring…’ and ‘psychologist declared….’
Here ‘psychologist’ is the subject. In A and B, we should have verb after second comma. In A, we have ‘none could..’ after second comma. Verb is missing. Eliminate.
Similarly in B, ‘and’ is present after second comma. Verb is missing. Eliminate B
If we compare last words of C, D and E, we have split between ‘such as’ and such like’. In D, ‘such like’
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