input: OPTIONS:
- cell phones
- wireless networks
- radios
- the sun Now, answer this question: Q: What is the most important source of electromagnetic waves on earth? A:
A:
output: the sun

input: OPTIONS:
- fish
- arthropod
- mammals
- arachnid Now, answer this question: Q: What class of invertebrate animals has additional appendages called the chelicerae and the pedipalps? A:
A:
output: arachnid

input: OPTIONS:
- toy
- battery
- mode
- machine Now, answer this question: Q: What is the greek word meaning "to help make things easier"? A:
A:
output:
machine