Problem: Local hospital has launched a program to check if a patient has Retinitis. Resident ophthalmologist David is in charge of this program. In the first day of the program he checked two patients, patient A and patient B. The test result showed that patient A had Retinitis, but patient B did not have Retinitis. Then next day David checked two other patients, patient C and patient D. Patient C was 40 years old, but patient D was 80 years old. He found both patient C and D had Retinitis. Will patient A have inflammation or no inflammation of retina?

A: have inflammation
Problem: Given the question: John and Mary were studying insects. John liked to study insects that never eat, while Mary decided to study insects that are very healthy eaters. Which person studied less about moths?
++++++++++++++++++++++++++++++++
The answer is:
Mary
input question: Two friends had different diseases. Nigel was more prone to viral infections, so one day he got infected with the HIV virus. Manny had contracted some sort of bacterial infection. Which friend received more vaccinations????
output answer: Nigel
Pat has 2 acres of land next to Tim's property. Tim's land is of similar size. The clay soil on Tim's property is very alkaline, so he had to amend it with aluminum salts to make it more acidic in order to grow crops. The soil on Pat's parcel has a good structure and high infiltration capacity. Pat gets twice as much food of his land every year. Which soil from these two parcels has a poor structure?
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Answer: Tim's
Q: Daniel visited two countries. Switzerland and India. There was almost no air pollution at all in Switzerland, while the air in India was almost impossible to breathe it was so polluted. Which country had fewer people develop asthma?
A: Switzerland
[Q]: Students in a high school chemistry class are conducting an experiment where they perform an acid-base reaction with various conditions. Half the students, called the non-enzyme half, perform the reaction by simply mixing the chemicals together and waiting. The other half of the students, called the enzyme-half, mix the chemicals together, then add an enzyme specialized for this specific reaction. Which group will have to wait less for the reactions to finish?
****
[A]:
the enzyme-half