Assertion (A): Malaria is caused by Plasmodium which is spread by Culex mosquito.

Reason (R): There are two hosts in the life cycle of a malarial parasite which are Anopheles mosquito and humans/monkeys/birds, etc.

1. A is True and R is False.
2. A is False and R is True.
3. Both A and R are True.
4. Both A and R are False.