Problem: Two cousins went for a blood test. Tim found out he had hemophilia, while John was normal. Tim had to start taking medication. Which cousin had an increased risk of bleeding into muscles?

A: Tim

Problem: Two sister countries used petroleum in different ways. Norway used it to make plastics, while Sweden used it for fuel. Which country used more fuel for trains?

A: Sweden

Problem: Dan is conducting a research to see how a substance behaves in varying pressure. First, he selects a gaseous substance in very low pressure. He calls it as case A. Then he increases the pressure. He calls it case B. Finally, he increases the pressure even further. He calls it case C. Which case would see more distance between particles, case A or case B?

A: case A

Problem: Two counties paid a study about acid rain. They found out Hill county had experienced that, while New county hadn't. Which county experienced more precipitation destructive to freshwater habitats?

A:
Hill