Problem: OPTIONS:
- condensation
- energy
- direct energy
- batteries
- sunlight
- h2o
- energy usage
- heat energy
Q: You are presented with the quiz "what does a flashlight require to produce light?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "aflashlight requires a source of electricity to produce light" and "batteries are a better source of DC electricity". So, what's the best answer to the question?
Answer: batteries
Problem:OPTIONS:
- Evaporation
- urinary system
- animals
- aqueous solution
- cardiovascular system
- opiate system
- Integumentary system
- sweating

You are presented with the quiz "Which bodily system excretes a substance commonly used in drug testing?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "urine is the liquid waste product of the body that is excreted by the urinary system" and "urine tests detect drugs used up to 36 hours before a given urine collection". So, what's the best answer to the question?
****
A: urinary system
You are presented with the quiz "When fish convert oxygen in water to oxygen in blood this is called?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "breathing is when a gill converts from oxygen in water into oxygen in blood" and "all fish have gills ". So, what's the best answer to the question?
OPTIONS:
- evaporation
- barrel-shaped
- motility
- Heart rate
- squeeze
- breathing
- hormones
- survival
breathing
You are presented with the quiz "These belong to the class of creature that were the first true tetrapods:" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "amphibians are the first true tetrapods, or vertebrates with four limbs" and "bullfrogs eat other amphibians". So, what's the best answer to the question?
OPTIONS:
- millipede
- crabs
- four limbs
- bullfrogs
- gastropod
- a fish
- warm-blooded
- insects

Answer: bullfrogs
Question: You are presented with the quiz "The work of what causes a river to become deeper and wider?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "erosion causes a river to become deeper and wider" and "erosion is the work of wind, water, and time". So, what's the best answer to the question?
OPTIONS:
- looseness of dirt or compost
- just time
- Veins and arteries.
- just wind
- Physical weathering
- The area was once underwater
- just water
- wind, water, and time
Answer: wind, water, and time
input: OPTIONS:
- sun's heat
- squids
- heat
- Betelgeuse
- Polaris
- Light
- The Sun
- The Moon Now, answer this question: You are presented with the quiz "Looking at what object could have a negative impact on the eyes?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "looking at bright objects has a negative impact on the eyes" and "outside, the sun is bright". So, what's the best answer to the question?
A:
output:
The Sun