Q166. Choose the sentence that is grammatically correct.English — NUST Mock 10 — Question 166 of 200A. In the course of these experiment Pasteur found that some germs are very difficult to destroy by heat.B. In the course of these experiments Pasteur found that some germ is very difficult to destroy by heat.C. In the course of these experiments Pasteur found that some germs were very difficult to destroy by heat.D. In the course of these experiments Pasteur found that some germs are very difficult to destroy by heat.Practice more English MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →