GMAT Sentence Correction (SC) | Re: The analyst suggested that traders pay more attention to a

The analyst suggested that traders pay more attention to a broader measure of the money supply, known as M2, but still not to ignore standard indicator.
(A) but still not to ignore
(B) and not to ignore any longer
(C) but that they still not ignore
(D) and that they continue not to ignore
(E) but they should still not ignore