Problem: Dan and Joe studied animals for biology class. Joe had to study predator animals, while Dan studied herbivores and grazers. Given the paragraph above, please answer correctly the following question: Which student learned less about the balance of organisms in an ecosystem?

A: Joe

Problem: John is studying the different states of matter. Today, he has a matter in three states in front of him, state A, state B, and state C. State A is in solid state. State B is in liquid state. And, state C is in gaseous state. He needs to determine the properties of each state. Given the paragraph above, please answer correctly the following question: In which state the particles are less free, state A or state B?

A: state A

Problem: Mike likes to visit places. This winter he is visiting Greenland. First, he visited Lake A, which is very small. Then he visited Lake B, which is huge. While visiting Lake B he went to a local pub. There he heard other tourists talking about two nearby glaciers, glacier C and glacier D. They said that glacier C had a snowfall and the snow became part of the glacier, but glacier D didn't have any snowfall. Mike is getting ready to visit those glaciers. Given the paragraph above, please answer correctly the following question: If Mike wants to see blue ice, which glacier should he visit?

A: glacier C

Problem: Two neighboring cities had different climates. Dune city had very dry air and no rain, while Bay city had very high humidity, fog and lots of rain. Given the paragraph above, please answer correctly the following question: Which city had more damage to buildings because of corrosion?

A:
Bay