What correction should be made to sentence 15?

Posted by: Pdfprep Category: GED Writing Tags: , , Post Date: January 8, 2021

— ExhibitC

— Exhibit -­Sentence 1Keep several of the dishes refrigerated until they is needed.

What correction should be made to sentence 15?
A . change Keep to Keeping
B . change Keep to To keep
C . replace they with it
D . change is to are
E . change is needed to needed

Answer: D

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