I believe the answer is B. they respond to stimulli
The answer is exposure. To simplify, the first step in the perceptual process is called exposure and refers to the method of transporting some stimulus in the closeness of a consumer so that it can be detected by one of the five human senses. In addition, the perceptual process is an order of steps that starts with stimuli in the surroundings and ends with an understanding of those stimuli. This procedure is naturally unconscious and occurs hundreds of thousands of times a day. An unconscious procedure is just one that occurs in deprived of consciousness or objective.
The fish would die out for the reason of there is no source of food.
The biome that exist closest to the Earth's poles are descibed as polar
