input with options: You are presented with the quiz "What causes solids to form?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "freezing causes a solid to form" and "freezing is a physical change". So, what's the best answer to the question?
OPTIONS:
- Physical weathering
- an external framework
- Physical changes
- adding sand
- adding mud
- heating liquids
- adding water
- A solid geometric shape
output: Physical changes

input with options: You are presented with the quiz "moving people across bodies of water can be done by what?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "aairplane is used for moving people across bodies of water" and "an airplane flies through the cloud". So, what's the best answer to the question?
OPTIONS:
- Electric devices
- Burning fuel and air
- Electric generators
- driving to the city
- running over hills
- animal transport
- looking across the street
- flying through clouds
output: flying through clouds

input with options: You are presented with the quiz "What is found in that that gives plants a green color?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "nitrogen is found in proteins, nucleic acids, and chlorophyll" and "chlorophyll gives plants a green color". So, what's the best answer to the question?
OPTIONS:
- Energy
- sunlight
- acetic acid
- Energy.
- Solar energy
- water vapor
- Light
- nitrogen
output: nitrogen

input with options: You are presented with the quiz "What do high pressure systems make?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "high pressure systems cause clear weather" and "high pressure systems tend to bring calm weather". So, what's the best answer to the question?
OPTIONS:
- heat energy
- energy
- electricity
- calm days
- fossil fuels
- Solutions
- Pollution
- Metling snow
output:
calm days