Final answer:
Drug abuse is an example of a social hazard that cannot easily be controlled. Therefore, the correct option is c) Drug abuse.
Step-by-step explanation:
The social hazard that cannot easily be controlled is drug abuse.
Drug abuse is a complex issue that involves societal factors, individual choices, and addiction. It can have severe consequences for individuals, families, and communities, and controlling drug abuse requires comprehensive approaches that address prevention, treatment, and rehabilitation.