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: Eileen studied two identically sized populations of women, one in Springfield where the women were in their 50s and one in Mayfield where the women were in their 30s. The population with a lower incidence of breast cancer was 
 Answer: Mayfield group.
Example Output: Breast cancer is rare in teens. It becomes more common as women get older.

Example Input: Question: Given two equal measures of water by volume, which would be lighter 
 Answer: distilled water?
Example Output: Water becomes more dense when it is colder and when it has more salt.

Example Input: Question: To view the most stars, use a larger telescope because it can collect 
 Answer: more or
Example Output:
Larger telescopes can collect more light.