Answer: C. Ranges and niches are moving farther North
Explanation:
Animals are moving north toward the North Pole to escape the heat. Towards the poles, the temperatures get colder. Because of global warming, the temperature zones move out towards the poles.
I'm assuming you mean the molecular compound

and it's name is Hydronium. Hope this helps :)
I think is c i hope i am right if not that k k
Just let me know k
There is a valve at the meeting point between each ureter and the bladder prevents the back flow of urine from the urinary bladder to the kidney