input: Please answer the following: David needs to purchase a camera for his photography class. He went to the local consumer electronics store to find himself a good camera. Two cameras caught his eye, camera A and camera B. Camera A had a very small pinhole, but camera B had larger aperture. David needs to decide which camera should he buy. Would Camera A have lower or higher f-number focusing lens?
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output: lower
Please answer this: Margaret is a mother currently in the middle adulthood stage of her life. Margaret's daughter, Vanessa, hasn't reached middle adulthood yet, and is still a teenager. Both of them enjoy reading beauty and fashion magazines so they can find age-appropriate tips on how to improve their look. Who is less likely to begin developing wrinkles?
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Answer: Vanessa
Problem: Dan studied two groups of individuals. Group S that had sickle cell anemia, and group B which had normal hemoglobin. He was fascinated by the results. Which group had more members that had hemoglobin S?

A: Group S
Problem: Given the question: Planet X had two large oceans. Ice ocean had few submarine volcanoes, while Tropical ocean had thousands of active volcanoes on the ocean floor. Which ocean had more hydrophones on the ocean floor?
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The answer is:
Tropical
input question: John designed a hypothetical lever that would have ideal mechanical advantage. He labeled the lever as lever A. He then wanted to compare this lever with a real world lever, which he labeled as lever B. He intended to use these levers to increase force. Which lever would have less friction, lever A or lever B????
output answer: lever A
input question: Due to increased carbon dioxide in the atmosphere more an more carbon dioxide is mixing with ocean water - thus increasing the acidity of the world's oceans. Rob is a climate scientist. He is measuring the acidity of the Atlantic ocean and the Pacific Ocean. To determine ocean water acidity he performed an acid-base titration. His conclusion is that Atlantic Ocean's acidity reached higher level than Pacific Ocean's acidity. Whould Rob have to add more base or less base for Atlantic Ocean's acidity test????
output answer:
more base