[Q]: 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 had long term illness or short term illness?
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[A]: short term illness
input: Please answer the following: Two brothers, Tom, aged 26, and Paul, aged 16 were into sports. Tom started weight-lifting to gain more muscle mass. Three years later he was 20-25 lbs. heavier. Paul started track and field, he liked running. Which brother had thicker bones after three years?
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output: Tom
Please answer this: Doctors studied the blood of 2 sisters, Ann and Julie. Ann had sickle cell anemia, Julie did not. Which sister had more cells that had a sickle shape?
++++++++
Answer: Ann
Problem: Scientists studied water stratification in two saltwater lakes. they were trying to find out why the fish population decreased in Long lake, and was very healthy and abundant in Shoal lake. They found out the phenomenon occurred more often in Long lake, leading to very many unpleasant chain effects. Which lake had fewer dissolved nutrients?

A: Long lake
Problem: Given the question: Mary and Ben went in for a blood test. Ben had high cholesterol, so the Doctor recommended him to lower it. Mary had normal cholesterol levels. Which person had lower levels of HDL?
++++++++++++++++++++++++++++++++
The answer is:
Ben
Problem: Tree city and Leaf city were the two biggest cities in Boulderland. Tree city burned lots of gas and other fossil fuels, while Leaf city was very protective towards its environment. Which city caused more air pollution?

A:
Tree