In this task, you are given a question and answer for that. The answer will fill in the blank or will complete the unfinished question. Your task is to provide an explanation based on the given question or fill-in-the-blank statement, and answer.

[EX Q]: Question: Jean is looking at a rock face that shows the layers of the Earth. Jean notes that the rocks towards the top of the exposed cliff have an age that is 
 Answer: lesser
[EX A]: Older layers are deeper in the Earth, younger layers are closer to the surface.

[EX Q]: Question: When a rabbit farmer begins a farm he starts with many rabbits. If the rabbits are not cared for and fed does the population 
 Answer: decrease
[EX A]: With exponential growth, the population starts out growing slowly. As population size increases, the growth rate also increases.

[EX Q]: Question: Rick lost a lot of blood after cutting himself. His blood pressure rapidly 
 Answer: decreases
[EX A]:
If blood volume in the body decreases, blood pressure decreases.