Which of the Following Is a Physiological Adaptation That Arctic

Which of the following is a physiological adaptation that Arctic squirrels have for their hibernation?

A) The kidneys of the squirrel must be able to excrete metabolic wastes in diluted urine while conserving water, and every cell in its body must reduce its metabolic rate in an orchestrated fashion.
B) The kidneys of the squirrel must be able to excrete metabolic wastes in diluted urine while releasing water, and every cell in its body must reduce its metabolic rate in an orchestrated fashion.
C) The kidneys of the squirrel must be able to excrete metabolic wastes in concentrated urine while conserving water, and every cell in its body must reduce its metabolic rate in an orchestrated fashion.
D) The kidneys of the squirrel must be able to excrete metabolic wastes in concentrated urine while conserving water, and every cell in its body must enhance its metabolic rate in an orchestrated fashion.