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.
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Question: Question: If a device were to become less efficient, it would produce _____ usable energy.
Answer: less

Answer: The more efficient a device is, the greater the percentage of usable energy it produces.

Question: Question: If Milo has asthma and moves to the city, what can happen to his asthma?
Answer: gets worse

Answer: Certain respiratory conditions can be made worse in people who live closer to or in large cites.

Question: 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.

Answer:
Breast cancer is rare in teens. It becomes more common as women get older.