Avoid riding on roadways. If there is a sidewalk you could ride on nearby, use it. Drivers get a little nervous if they're sharing the roadway with a bicycle. Avoid riding too long without breaks, you can get tired out and unintentionally harm yourself or others. Drink lots of water on the way, and wear helmets at all times, no matter how stupid you think they make you look. :)
there is no real question here if you need help you need to post an actual question.
I think it would be kidneys because of the way the question is worded, kidneys are the only things you have 2 of that also is involved in the digestion of foods.
Adoption is legally transferring parental rights to a child from the biological parents to another set of parents.