Two groups of people participated in a geriatrics study. group D had people over 65 years old, while group Y had people in their 40's in its composition. Which group had people at lower risk of developing cancer?
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Answer: group Y

Two school districts adopted two different strategies in educating their students. Park's district made the students work in groups at all times, the students from Lake's district were instructed to work by themselves and in isolation. Which district's students had less drive towards their work?
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Answer: Lake's

Two cousins went to college to get a B.S. Greg studied Biology, and his younger cousin Dawn decided to study chemistry. They both graduated Summa Cum Laudae. Which cousin studied less about the macroscopic world of chemistry?
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Answer:
Greg