Answer :
The correct answer to the question "It is a biological weapon" is option C: Virus.
Explanation:
1. A virus is considered a biological weapon because it is a microorganism that can cause harm or disease when introduced into a host organism.
2. Viruses can be engineered to target specific populations or to cause specific effects, making them a potential tool for bioterrorism or biological warfare.
3. Unlike radiation or chemicals (options A and B), viruses are living entities that can replicate inside a host cell, leading to the spread of infection and illness.
4. Examples of viruses that have been weaponized or studied for potential use as biological weapons include smallpox, Ebola virus, and anthrax.
Therefore, the correct answer to the question is option C: Virus.
