You are given a background paragraph that describes one or more causal or qualitative relationships such as a relationship in economics or a scientific law and a story that makes use of the concepts or the relationship described in the provided paragraph. You are also given a question about the story that requires an understanding of the relationship described in the background paragraph and the story. You need to come up with an answer to the given question; the answer will be a span from either the question or the story. In order to correctly answer the given question, you need to understand the relationship mentioned in the background paragraph and should be able to use it to understand that in the story. Your answer can not consist of any word that is not mentioned in any of these: the background paragraph, the story, or the question. You can directly copy and paste a span from the story or the question while answering the given question.

Q: Background Paragraph: Making these healthy lifestyle choices can also help prevent some types of cancer. In addition, you can lower the risk of cancer by avoiding carcinogens , which are substances that cause cancer. For example, you can reduce your risk of lung cancer by not smoking. You can reduce your risk of skin cancer by using sunscreen. How to choose a sunscreen that offers the most protection is explained below ( Figure below ). Some people think that tanning beds are a safe way to get a tan. This is a myth. Tanning beds expose the skin to UV radiation. Any exposure to UV radiation increases the risk of skin cancer. It doesn’t matter whether the radiation comes from tanning lamps or the sun. 
Story: Keith is a doctor at the city hospital. Today, he is seeing six patients, patient A, patient B, patient C, patient D, patient E, and patient F. Patient A is a smoker, but patient B is not a smoker. Patient C uses sunscreen, but patient D does not use any sunscreen. Patient E tans with tanning lamps, but patient F tans in the sun. 
Question: Which patient would have higher risk or lung cancer, patient A or patient B?

A: patient A.
****
Q: Background Paragraph: Second, sharing opinions with peers is helpful in building and increasing one's confidence. Clearly expressing what one is trying to say requires confidence and sufficient knowledge; people need to self dress what to say with their own knowledge or experiences. Thus, giving useful feedback definitely strengthens one's confidence. Moreover, peer feedback helps student to take more responsibilities in learning process. Besides doing assignments, students have to read others' work carefully as well so that one is not only responsible for his/her own work but also the others'. 
Story: Stephanie is very active and social with the other students at school. She talks to her friends about the projects she is working on and they talk about what she can improve on and what areas she is excelling in. Adam is very quite and usually works on his projects alone and doesn't socialize with others at school. 
Question: Who is more likely to excel less in their studies based on their social behavior, Stephanie or Adam?

A: Adam.
****
Q: Background Paragraph: Air pollution can also indirectly cause other health issues and even deaths. Air pollutants can cause an increase in cancer including lung cancer, eye problems, and other conditions. For example, using certain chemicals on farms, such as the insecticide DDT (dichlorodiphenyltrichloroethane) and toxic PCBs (polychlorinated biphenyl), can cause cancer. Indoors, pollutants such as radon or asbestos can also increase your cancer risk. Lastly, air pollution can lead to heart disease, including heart attack and stroke. 
Story: The health inspectors reviewed data from two villages, Key and Auburn. Key village presented higher levels of both indoor and outdoor pollution. 
Question: Which village used less insecticide?

A:
Auburn.
****