A is the correct answer but if that’s not the right answer d is
Answer:
In situations where the population density of a given species exceeds the ecosystem’s carrying capacity, the species will deplete its source of food, water, or other necessities. Soon, the population will begin dying off. A population can only grow until it reaches the carrying capacity of the environmen
"Which of the following..." indicates that you had a list of answer choices. There are a couple of different names for D, and without those choices, it is impossible to know exactly which of the possible names is correct. It could be brainstem, it could also be the medulla or the medulla oblongata.
The five to three prime direction