Answer:
Plasmodium falciparum
Explanation:
Malaria is a disease that are mainly spread by the mosquito bite. Malaria may affect humans as well as other animal also.
The main causative agent of the malaria is Plasmodium falciparum. Different plasmodium species is responsible for the different types of malaria. The main symptoms of malaria are vomiting, fever and tiredness.
Thus, the correct answer is option (3).