Job hazard analysis involves a systematic approach to identifying and eliminating such hazards before they cause accidents. According to the Occupational Safety and Health Act $1994($OSHA$),$ job hazard analysis "focuses on the relationship between the worker, the task, the tools, and the work environment," and ends by reducing the potential risks to acceptable levels.

a$)$ Describe with examples FOUR $(4)$ types of unsafe conditions that are the primary focus of OSHA standards. $(4$ Marks$)$

b$)$ Explain in FOUR $(4)$ points and examples, how OSHA enforces its standards in

$$ Malaysian organizations.$(8$ Marks$)$

c$)$ Discuss in TWO $(2)$ points and provide examples of actions the supervisors can take to reduce the number of unsafe acts by subordinates. $(8$ Marks$)$