input with options: Q: Potential energy is not only associated with the location of matter, but also with the structure of matter. even a spring on the ground has potential energy if it is what? A:
OPTIONS:
- ignored
- watched
- coupled
- compressed
output: compressed

input with options: Q: What may have developed to help our ancestors distinguish between ripe and unripe fruits? A:
OPTIONS:
- fine motor skills
- acute hearing
- night vision
- color vision
output: color vision

input with options: Q: What can lenses be used to make? A:
OPTIONS:
- aspect representations
- function representations
- comparison representations
- visual representations
output: visual representations

input with options: Q: Desert plants have evolved processes to conserve water and deal with harsh conditions. a more efficient use of co2 allows plants to adapt to living with what? A:
OPTIONS:
- less competition
- more water
- more sunlight
- less water
output:
less water