answer is : b. the universe ♡
Answer:
Please see below
Explanation:
The physiology of the brain is closely related to how we think and feel. The limbic system in the brain, for example, is the center of all our emotions. Understanding how this part of the brain functions will greatly help in understanding the psychology of the human being. There are certain hormones that have an affect on our moods and behavior so it is important to gain knowledge of physiology and genetics in order to grasp the science behind emotional responses, memory etc.
The temperature is lowest at the crust. As you get lower into the Earth's surface, the temperature gets hotter.
