Problem: Two geologists studied the Earth's crust. Benny studied mantle melting, while Vinny studied more about crust displacement. Given the paragraph above, please answer correctly the following question: Which scientist observed more volcanoes forming?

A: Benny

Problem: Two rivers spring from the same mountain. Olt was a fast moving river, while Mures river was slow moving and deep. Both rivers are very important for the local economies. Given the paragraph above, please answer correctly the following question: Which river had a more turbulent water?

A: Olt

Problem: Ryan explored two lakes; Big lake, and Arrow lake to the south. Arrow lake had a river flowing into it, while Big lake presented evidence of underwater geothermal activity. Many divers drowned in Arrow lake because of temperature shock. Given the paragraph above, please answer correctly the following question: Which lake had less geothermal activity?

A: Arrow lake

Problem: Two friends found out more about cancer. Bill got scared and started making healthy lifestyle choices, while Dan carried on with his life as if nothing happened. Given the paragraph above, please answer correctly the following question: Which friend didn't start to prevent some types of cancer?

A:
Dan