| Q.20 | Choose the sentence which has the correct punctuation: | |
| Ans | A. I learnt that his mentor, Dr Richards is a neurologist also | |
| B. I learnt that his mentor DR Richards is a neurologist also! | ||
| C. I learnt that his mentor DR Richards is a neurologist also? | ||
| D. I learnt that his mentor, Dr Richards, is a neurologist also. |
Correct Ans: D