input: OPTIONS:
- evaporation
- condensation
- moisture
- precipitation Now, answer this question: Q: What is the water that falls from the sky called? A:
A:
output: precipitation

input: OPTIONS:
- drill rigs
- telescopes
- ultrasound machines
- remotely operated vehicles Now, answer this question: Q: What do scientists use to study the deep without going to the seafloor? A:
A:
output: remotely operated vehicles

input: OPTIONS:
- cartilage
- skin
- mucous
- mantle Now, answer this question: Q: What is the tissue beneath a mollusks' shell called? A:
A:
output:
mantle