question: Given the fact "adding salt to a liquid decreases the melting point of that liquid", what is the answer to "If a person is running a salad bar and needs to keep the bar cold, and therefore the ice frozen, they might"

OPTIONS:
- pour sodium over the ice
- put the ice in the sun
- melt the ice on a stove
- throw the ice away

answer: pour sodium over the ice

question: Given the fact "if a tree is located near a sidewalk then the roots of that tree might crack the sidewalk", what is the answer to "What might damage a hard walkway that runs alongside a street?"

OPTIONS:
- a child walking
- snow
- a tree nearby
- a running dog

answer: a tree nearby

question: Given the fact "Earth 's surface is made of rock", what is the answer to "If the earth were small enough to put on a plate and serve up for dinner, the being eating it would get mouthfuls of"

OPTIONS:
- stew
- towels
- stone
- corn

answer: stone

question: Given the fact "a mirror is used for reflecting light", what is the answer to "What is most like a mirror?"

OPTIONS:
- grasslands
- deserts
- oceans
- forests

answer:
oceans