Answer:
Artemisinin.
Explanation:
Artemisinin drug is extracted from the plant Artemisia annua. This drug was discovered by the scientist Tu Youyou.
This drug is mainly used as an antimalarial drug that kills the each and every stage of the Plasmodium. Artemisinin drug increase the level of reactive oxygen species (ROS) in the target cells.
Thus, the correct answer is option (1).
