Extrusive rock duhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh
Answer:
I believe it's A (dendrite), B (body), and then C (the end of the axon [name is escaping me])
Answer:
The kidneys is responsible for this.
It would be the second option
It's acclimation. Adaption is more about changing physically to adjust to the habitat, but the bears eat during the summer and then hibernate so they can adjust to the climate's temperature in order to maintain performance in the environment