1. preventing sports injuries
2. asthma
3. false
C is the answer. it does not fit because it is not a drug like A, B, and D.
Answer:
Rowing
Explanation:
In Rowing a person pushes or pulls the paddle against the resistance of machine belt and/or the water
I believe it is because you often have to do tests such as blood and stool tests to find them, and things like heartworm have to be in the right cycle and must have females present(other wise be in the right circumstances )