Q190. Choose the grammatically correct sentence from the options provided.English — NUST Mock 6 — Question 190 of 200A. Not until the next morning did she realized how serious it was.B. Not until the next morning did she realize how serious it was?C. Not until the next morning she realized how serious it was.D. Not until the next morning did she realize how serious it was.Practice more English MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →