input: OPTIONS:
- Muscle action
- with their fur
- fur and fat
- layers of fat
- hair
- Animal fur
- waistlines
- Bone action Now, answer this question: Fact 1: Mammals can also generate little bursts of heat by shivering. Fact 2: Heat is produced by muscle action and shivering. Given the two facts above, what can mammals generate heat with?
A:
output: Muscle action

input: OPTIONS:
- plants
- parasites
- octopuses
- tortoises
- eartworms
- insects
- mammals
- animals Now, answer this question: Fact 1: Arthropods are the largest phylum of invertebrates. Fact 2: Insects are the largest group of arthropods. Given the two facts above, what animals belong to the largest phylum of invertibrates?
A:
output: insects

input: OPTIONS:
- less water
- magma
- barrel-shaped
- lava
- earthquakes
- calcite
- Water expanding
- rock folding Now, answer this question: Fact 1: The Himalayas were formed by rock folding. Fact 2: Mountains are formed from folds that bend upward. Given the two facts above, how are mountains made?
A:
output:
rock folding