Q: You are presented with the quiz "What is lung cancer a consequence of?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "lung cancer is most often caused by exposure to tobacco smoke" and "lung cancer for most is the consequence of smoking". So, what's the best answer to the question?

OPTIONS:
- candy cigarettes
- harmful substances
- Greenhouse gases
- malnutrition
- water vapors
- metabolic reaction
- tobacco fumes
- Pesticides

A: tobacco fumes
input: OPTIONS:
- They're in water
- an external framework
- water conservation
- hard outer covering
- They don't live near fire
- They're underground
- They're fireproof
- important habitats Now, answer this question: You are presented with the quiz "Why are marmots protected from wild fire?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "if an animal lives under ground then that animal will be protected from a wild fire" and "marmots live in underground burrows". So, what's the best answer to the question?
A:
output: They're underground
You are presented with the quiz "Where can salamanders move?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "along tail can be used to move through water by an animal" and "salamanders have a long tail that is used for swimming". So, what's the best answer to the question?

OPTIONS:
- through rocks
- in the air
- through water
- on top of water
- watershred
- near the shoreline
- in the frog family
- their hosts

Answer: through water
Problem: OPTIONS:
- It becomes dormant
- It helps them survive
- roots and shoots
- high humidity
- circulatory systems
- roots to grow
- Holding water in the stem
- dormant state
Q: You are presented with the quiz "How does a cactus survive droughts?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "acactus stem is used for storing water" and "cactuses store water, serving as their own reservoirs and surviving long droughts". So, what's the best answer to the question?
Answer: Holding water in the stem
Problem:OPTIONS:
- Organic compounds
- the sunlight
- circulatory systems
- the membrane
- single-celled organisms
- the chloroplasts
- Earth's atmosphere
- the cell wall

You are presented with the quiz "Where do producers convert carbon dioxide, water, and solar energy into carbohydrates?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "photosynthesis means producers convert from carbon dioxide, water, and solar energy into carbohydrates for themselves" and "chloroplasts are the site of photosynthesis in plants only". So, what's the best answer to the question?
****
A: the chloroplasts
Problem:OPTIONS:
- Sand dollars
- electricity
- motion
- sun's heat
- photons
- our star
- heat
- infrared

You are presented with the quiz "what light can animals not see?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "eyes are used for seeing by animals by sensing light" and "infrared light is invisible to the eye". So, what's the best answer to the question?
****
A:
infrared