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.

Example Input: Question: After a car accident, Carla loses a lot of blood. At the hospital, the doctors tell her that her blood pressure is now 
 Answer: decreased
Example Output: If blood volume in the body decreases, blood pressure decreases.

Example Input: Question: Paul started at the base of a mountain and climbed to its peak. The sky was clear and the sun was beating down on him all day. However, he noticed there was a clear temperature difference between the surface's temperature and the temperature at the top of the mountain peak. Where would he feel more heat? 
 Answer: Surface
Example Output: The surface is heated by the Sun and some of that heat radiates back into the air. This makes the temperature higher near the surface than at higher altitudes.

Example Input: Question: If Milo is a farmer and he wants to increase the amount of bell peppers he grows, what should he do to advance his farming practices? 
 Answer: increase them
Example Output:
More advanced farming practices allowed a single farmer to grow food for many more people.