Please answer this: Michael and Robert are both performing a chemistry experiment. The reaction they are performing uses alkenes and hydrogen as reactants. Michael performs the experiment without any additional materials, while Robert performs the experiment while using a platinum catalyst. Who will have a higher reaction rate in their experiments?
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Answer: Robert
Problem: Bill has a friend that lives in New Zealand and he always gets confused about the weather and the seasons when they chat, because the Southern Hemisphere has different seasons than people from the Northern Hemisphere. Which hemisphere experiences higher temperatures in June?

A: Northern
Problem: Given the question: Two sister cities were part of an air pollution study. While Prague had big air pollution problems, Belfast was eco-friendly and its inhabitants were healthy. Which city had fewer people with an increased chance of developing lung cancer?
++++++++++++++++++++++++++++++++
The answer is:
Belfast
input question: Two lakes had been stocked with fish two years before.Blue lake had an abundant fish stock because nobody fished there, but Green lake was open for fishing. Blue lake had some pollution, cannibalism and disease problems. Which lake had fewer pollution problems????
output answer: Green lake
Bob has just graduated from medical school. He went on to serve his community. Especially he is interested in treating children. One day he saw two children, child M and child N, and found child M is infected with Acute Hepatitis B while child N is infected with Chronic Hepatitis B. Next day he saw two other children, child O and child P. Child O was younger, but child P was older. Did child M's illness occur within six months of exposure or the virus remained in his body?
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Answer: within six months of exposure
Q: Dan likes to experiment with different food items. Today, he wants to make curds out of milk and see how it differs from plain milk. For his experiment he collected three bottles of milk, bottle A, bottle B, and bottle C. Bottle A and bottle B milk are pasteurized, but bottle C milk is just raw milk. He kept the bottle A milk intact, but made curd out of bottle B and bottle C milk. In which milk casein would tangle into solid masses, bottle A or bottle B?
A:
bottle B