input with options: Fact 1: Loud noises can cause animals to startle. Fact 2: Thunder, however, is more than a simple, loud explosive sound following a lightning bolt. Given the two facts above, thunder can do what to animals?
OPTIONS:
- decrease stamina
- It gets heated up
- remove fur
- kill them
- lengthen tails
- protect them
- startle them
- improve digestion
output: startle them

input with options: Fact 1: Hormones are chemical messengers that control many body functions. Fact 2: Hormones are produced and released by the endocrine system . Given the two facts above, which body system releases chemical messengers that control many body functions?
OPTIONS:
- athletes
- acetic acid
- sweating
- Endocrine system
- heat or cold
- Electrical energy
- Veins and arteries.
- sensory neurons
output: Endocrine system

input with options: Fact 1: Running water is better able to dissolve oxygen and nutrients than standing water. Fact 2: If the water stands still and becomes stagnant, it can become a breeding ground for mosquitoes. Given the two facts above, running water is better able to dissolve oxygen and nutrients than what?
OPTIONS:
- pouring water
- scarce resources
- ocean water
- river water
- acetic acid
- Veins and arteries.
- an organism's body
- stagnant water
output: stagnant water

input with options: Fact 1: Mutations are essential for evolution to occur. Fact 2: Mutations Mutations are random changes in the genetic information of an organism. Given the two facts above, changes in the genetic information of an organism are what for evolution to occur?
OPTIONS:
- impossible
- Plants growth
- positive
- paranoid
- essential
- disgusted
- dangerous
- allow growth
output:
essential