Sentence Correction (SC) | Re: The analyst suggest that traders pay more attention to broader measure

The analyst suggest that traders pay more attention to broader measure of the money supply, known as M2,but still not to ignore standard indicators.

A) but still not to ignore-"to ignore" is not parallel to "pay".
B) and not to ignore any longer-we need but
C) but that they still not ignore -Correct. "ignore" is parallel to "pay"
D) and not that they continue to ignore -we need but
E) but that they are still not ignoring-"ignoring" is not parallel to "pay"