You are given a question or fill-in-the-blank question, two answer options (Option1 and Option2) and an Explanation. Your task is to find the correct answer (return the string of the correct option, not option1/2) for the given question from the given options and using explanation.
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Question: Question: As waves get smaller the frequency of them 
 Option1: increases 
 Option2: decreases 
 Explanation: Wave frequency can be measured by counting the number of crests or compressions that pass the point in 1 second or other time period. The higher the number is, the greater is the frequency of the wave.

Answer: increases


Question: Question: Sue sees a star with a high frequency. Erin sees a star with a low frequency. The cooler star belongs to 
 Option1: Sue 
 Option2: Erin 
 Explanation: Shorter wavelengths (higher frequencies) correspond to higher energies and thus hotter star temperatures.

Answer: Erin


Question: Question: When people live in less polluted areas they will have 
 Option1: more disease 
 Option2: less disease. 
 Explanation: Certain respiratory conditions can be made worse in people who live closer to or in large cites.

Answer:
less disease.