The artificial sweetener that has the highest sweetness value in comparison to cane sugar is

Match List-$I$ with List-$II$ and choose the correct answer from the options given below:
| List-$I$ | List-$II$ |
| :--- | :--- |
| $A$. Morphine | $I$. Anti-depressant |
| $B$. Chloroxylenol | $II$. $550$ times sweeter than cane sugar |
| $C$. Phenelzine | $III$. Narcotic analgesic |
| $D$. Saccharin | $IV$. Antiseptic |

Which drug possesses both analgesic and antipyretic properties?

Which medicinal property is exhibited by $methyl \ salicylate$?

Which among the following is an arsenic based antibiotic drug,for which Paul Ehrlich was awarded Nobel prize in $1908$?

What are antagonistic drugs?