You are presented with the quiz "What is it called when an animal needs to replenish bodily water?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "thirst is used to make an animal realize that it needs to replenish its bodily water by the body" and "dehydration causes increased thirst and water consumption". So, what's the best answer to the question?
Options are:
(1). hunger
(2). spring
(3). diet
(4). dehydration
(5). hyperthyroidism
(6). Pituitary gland
(7). fear
(8). Exfoliation
Answer:
(4).