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: Since Kim has more melanin than Jennifer, when they lay out in the sun Jennifer's skin is _____ than Kim's. 
 Answer: lighter
Example Output: However, the melanocytes of people with darker skin produce more melanin.

Example Input: Question: If Mary is taking a picture and she shuts the camera shutter narrower what will happen to the amount of light that gets in? 
 Answer: decrease
Example Output: A camera shutter stays open longer in dim light to let more light in.

Example Input: Question: What will happen to the amount of elastic potential energy in Jim's rubber band if he compresses it? 
 Answer: more potential energy
Example Output:
The more an elastic object is stretched or compressed, the greater its elastic potential energy is.