Answer:
I think life as a maze. The purpose of life is to get to the end, while meeting people along the way. As you finish the end of the maze, you gain success for loyalty and honesty. ^^
Explanation:
Yes you would inhale second hand smoke which is just as dangerous. All of the toxins that the person next to you is smoking will also be exhaled and will be transferred to you
Answer:
Heredity is considered a controllable risk factor.
The answer is evolutionary!
I hope I was able to help. :)