The answer is A. When a potent drug is discovered, it has to undergo animal and human trials to test it ADMET (Absorption, Distribution Metabolism, Excretion, and Toxicity) properties. Using tissue cultures to test drugs, such as cancer drugs, prevents the incidence of subjecting humans to the unknown adverse effects of the drugs before the drugs are determined to be safe for use.
I'm not entirely sure if I'm correct with this, but I'll try...
Adolescence has to do something with mentality, or how the brain works. It occurs from things like family issues, depression, anxiety, substance abuse, (substance: drugs) sexual abuse, violence, things like that. Men are more likely to suffer from it (I think).
Welp, I've thrown in my two cents, sorry if It's incorrect, at least I tried, lol.
Answer:
Avoid moist, shaded, wooded, or brushy areas. When walking in the outdoors, stay on cleared, well-traveled paths, and walk in the center of trails to avoid overgrown grass and brush. Avoid sitting on the ground or on stone walls. Remove leaf litter, brush, and woodpiles from around your home and the edges of your yard.
Explanation:
A and C both seem like valid answers.