Mark and Ken were taking a lunch break. Mark bought some fast-food from a major chain, while Ken ate an egg salad and pork he got from his aunt. Mark got norovirus and hepatitis A virus. Ken got sick because he got infected with Giardia and trichinella. Which person will not experience and inflammation of the intestines?
Ans: Ken

Ben and Sam were two twin brothers. One day Ben was feeling sick so they went to the doctor and they discovered that Ben had hepatitis B. Sam was tested as well, but he was 'healthy as an ox'. Which brother had a disease that can lead to liver cancer?
Ans: Ben

two countries of similar natural resources had different populations. Italy had a small population, while Spain had a very large population. Which country had fewer resource for each individual?
Ans: Spain

Owen inherited two pieces of land. The Eastern land was covered in wetlands, not very good for building or farming on it, but the Western land had a good rich soil good for agriculture. Which land didn't have hypoxia developing in the soil?
Ans: Western