Which is NOT a function of sweat? A. regulation of body temperature B. reabsorption of essential compounds C. excretion of excess salts and water

From the given choices, the sweat does not function for the reabsorption of essential compounds. Thus, the answer is letter B. Since, the sweat is excreted, it is not only water that is lost but also the minerals. One way of replenishing the lost compounds is by drinking.