Mary and Beth both went to see their blood test results. The Doc told Mary she has high cholesterol and she had to change her diet and lifestyle. Beth had a normal cholesterol level. Which patient had a lower chance of having a stroke?
Ans: Beth

David was visiting the natural history museum. He noticed two charts that showed the climatic conditions of the earth in two time periods, time A and time B. Time A showed earth's overall climate in the sixteenth century when there were less greenhouse gases in the atmosphere. And time B showed earth's overall climate in the present century with more greenhouse gases in the atmosphere. David found some interesting differences between these two charts. Would time A see less or more trapped terrestrial radiation than time B?
Ans: less

When comparing village A from ten thousand years ago to village B from today, we reached the conclusion that today's villagers release much more carbon into the atmosphere by their activities. Which village indirectly reduced the number of autotrophic organisms?
Ans: village B

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 with more stamina?
Ans: group Y