input: OPTIONS:
- Calcium carbonate
- Decayed matter
- Sediment
- Drips of water
- Still water
- detritus
- calcite
- Tourists Now, answer this question: Fact 1: Stalactites are formed by deposition. Fact 2: Most stalactites are formed from drips of water. Given the two facts above, what are stalactites deposits of?
A:
output: Drips of water

Fact 1: Cartilage is a tough tissue that contains a protein called collagen. Fact 2: Sharks have a cartilage skeleton. Given the two facts above, what has skeleton made of tough tissue that contains a protein called collagen?

OPTIONS:
- mammals
- rocks
- animals
- sharks
- a fish
- cows
- humans
- plants

Answer: sharks

Problem: OPTIONS:
- vehicles
- weathering
- erosion
- mechanical
- flooding
- earthquake
- hurricanes
- tremors
Q: Fact 1: Weathering means breaking down rocks from larger whole into smaller pieces by weather. Fact 2: Massive boulders and tiny rocks influence the sound and path of water. Given the two facts above, what means breaking down boulders by weather?
Answer: weathering

Problem:OPTIONS:
- seeds
- competition
- courtship
- travel
- resistance
- solitude
- litter
- reading

Fact 1: Mating is generally preceded by courtship. Fact 2: For example, a black rooster and a white hen mate, and the resulting offspring are gray. Given the two facts above, what can result in offspring?
****
A: courtship

Fact 1: Most pituitary hormones control other endocrine glands. Fact 2: For example, the pituitary gland located at the base of the brain produces many hormones. Given the two facts above, hormones produced at the base of the what control other endocrine glands?
OPTIONS:
- proteins
- organ
- fats
- animals
- synapse
- humans
- brain
- Man
brain

Fact 1: Constriction occurs when the muscular walls of blood vessels contract. Fact 2: Muscle spasms are involuntary contractions of a muscle. Given the two facts above, what can muscle spasms cause?
OPTIONS:
- massive damage
- matter vibrating
- constriction
- friction
- Dehydration
- ketosis
- stretching
- photosynthesis

Answer:
constriction