The correct answer is A, Water is not used up during this process. This is because when cellular respiration occurs oxygen and glucose combine. When this takes place water is left behind when carbon is separated from glucose. Because water is being left behind it is not being used up in this process.
It's the second one. Their body activity decreases, mostly because they're sleeping and they conserve the food in their bodies for long periods of time. <span>the marmots' body activity decreases to conserve food stored in their bodies.</span>
Coffee keeps you awake due to the caffeine in it. Caffeine is considered a psychoactive drug which energizes people by releasing a chemical in the body.