input with options: Fact 1: Fanning a fire increases the oxygen near the fire. Fact 2: Fire needs oxygen to continue burning. Given the two facts above, what does fanning a fire do?
OPTIONS:
- it keeps an organism warm
- Puts the fire out
- Makes the fire colder
- heat is produced
- Allow it to continue to burn
- lowered energy cost
- Makes it blue instead of red
- converting electricity to heat
output: Allow it to continue to burn

input with options: Fact 1: Matter vibrating can cause sound. Fact 2: All guitars produce sound through the mechanical vibration of strings. Given the two facts above, what do guitar strings do?
OPTIONS:
- Charge the guitar
- Relieve pain
- Vibrates
- reproduce
- squeeze
- Bend
- Create silence
- Mute the guitar
output: Vibrates

input with options: Fact 1: Adding salt to a liquid decreases the melting point of that liquid. Fact 2: Salt is sodium chloride or NaCl. Given the two facts above, adding what decreases the metling point of a liquid?
OPTIONS:
- gold
- Heat energy
- helium
- fossil fuels
- Sodium chloride
- Calcium carbonate
- dihydrogen monoxide
- salinity
output: Sodium chloride

input with options: Fact 1: Fish have a centralized nervous system with a brain. Fact 2: Fish include bass and salmon. Given the two facts above, what has a centralized nervous system with a brain?
OPTIONS:
- Birds
- bacteria
- pan
- nerves
- sharks
- otters
- bass
- viruses
output:
bass