Some preliminary first aid/medical training that's required in order for them to coach that teaches the dangers of concussions.
Answer:
Hepatitis B
Explanation:
According to the CDC, the chance of becoming infected with Hepatitis B after a sharp injury is between 6%-30%. WHO estimates that 257 million people around the world have a chronic hepatitis b infection. Compare this to 71 million for hepatitis c and 38 million for HIV.
A) read the manufacturer's instructions for their use and maintenance
Anorexia is an eating disorder where the individual does not eat at all due to the perception of being "Fat". HIV is the virus that causes AIDS. Bulimia is an eating disorder characterized by regurgitation, especially after eating binges.