Question: In the beginning of year 1000 mount Etna had a huge volcanic eruption. To test the effect of volcanic eruption on sea level scientists measured geological data through carbon dating. They measured the data for four different time point - for year 998, year 1000, year 1002, and year 1010. Scientists now need to compare and analyze these data. Without considering Grinsted's theory, which year would have higher sea level, year 998 or year 1010?
Answer: year 998

Question: Two neighboring towns had different demographics. Hill town had younger inhabitants, most of them in their 30's and 40's. Lake town was inhabited by elderly people, most of them above 65 years of age. Which town had more people that have retired from work?
Answer: Lake

Question: Peter visited two mountain ranges last summer. The Ozarks in Missouri, and the Colorado Rockies. He loved both ranges, but liked the caves systems and blue holes in the Ozarks a bit more. Which mountains have more caves?
Answer:
Ozarks