input: OPTIONS:
- rockets
- fuel
- air
- cigars
- Fuel cells
- heat energy
- oil
- gasoline Now, answer this question: You are presented with the quiz "what ignites easily?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "using a gasoline engine requires burning gasoline" and "gasoline ignites easily and burns vigorously". So, what's the best answer to the question?
A:
output: gasoline
You are presented with the quiz "what is a mirror used for reflecting?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "amirror is used for reflecting light" and "lEDs are an ideal light source". So, what's the best answer to the question?

OPTIONS:
- density
- Large.
- gravity
- fibers
- LEDs
- eyes
- Glass
- air

Answer: LEDs
Problem: OPTIONS:
- some mammals
- insects
- bullfrogs
- reproductive
- nurturing
- threatening
- foraging
- hypothyroidism
Q: You are presented with the quiz "What behavior causes a fight-or-flight response in those in the Animalia kingdom?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "threatening behavior causes a fight-or-flight response in animals" and "all animals, including fish, are in the Animalia kingdom". So, what's the best answer to the question?
Answer: threatening
Problem:OPTIONS:
- photosynthesis
- soil
- minerals
- nutrients
- genetic diversity
- Quality of life
- gene flow
- gold

You are presented with the quiz "As a plant grows, what increases?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "when a plant grows , the size of the leaves of that plant may increase" and "leaves help carry on photosynthesis". So, what's the best answer to the question?
****
A: photosynthesis
You are presented with the quiz " Earth 's tilt on its rotating axis causes changes in what" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "earth 's tilt on its rotating axis causes seasons to change" and "weather changes from season to season". So, what's the best answer to the question?
OPTIONS:
- weather
- sunlight
- Joules
- wind
- heat
- climate
- energy
- earth
weather
You are presented with the quiz "Bottleneck effect can be a precursor to what?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "bottleneck effect occurs when a population suddenly gets much smaller" and "population size is the predictor of extinction probability". So, what's the best answer to the question?
OPTIONS:
- massive damage
- Climate change
- Destroy bridges
- Cambrian explosion
- ground to shake
- clams
- soda
- extinction

Answer:
extinction