The answer is the c option
risky behavior can be seen as different things, theres a difference then risky,brave, and just plain dxmb, risky is in-between brave and dxmb, risky means theres well, a risk to it.
risky things would include dr0nk driving, texting while driving, riding a bike without a helmet, people who do risky things tend to know what will happen if they do it but they don't care, they like the rush of adrenaline they get from it. some risky behavior is just flat out dxmb and others not so much.
hope this helps :)
the awnser probably suports:
A) The physiologies of humans and some animals are very similar, so the reactions of these creatures to certain medications are the most reliable guide to the possible reactions of human patients.