338. Find out whether there is any grammatical error in below sentence. If the by-stander had not been / familiar with first-aid techniques / the driver which had met / with the accident would have died. September 16, 2025 by Admin A. If the by-stander had not been B. familiar with first-aid techniques C. the driver which had met D. with the accident would have died ✅ The correct answer is option C.