input with options: Fact 1: Male dogs use pheromones in urine to mark their territory. Fact 2: For a male, urine markings are used to define the boundaries of their territory. Given the two facts above, what do the pheromones in male dog urine used for?
OPTIONS:
- Animal survival
- define boundaries
- poison predators
- competition
- competing for resources
- detract enimines
- animal transport
- camouflage sent
output: define boundaries

input with options: Fact 1: If a tree falls then sunlight becomes available to the surrounding plants. Fact 2: Plants use sunlight for photosynthesis. Given the two facts above, what can make photosynthesis more accessible to surrounding plants?
OPTIONS:
- Energy.
- a giant earthquake
- circulatory systems
- organic molecules
- a tree falling
- a huge fire
- a great flood
- Solar energy
output: a tree falling

input with options: Fact 1: Disease has a negative impact on an organism. Fact 2: Peace is freedom from sickness and disease. Given the two facts above, what has a negative impact on an organism?
OPTIONS:
- influenza
- sickness
- smallpox
- leukemia
- liver cancer
- food
- air
- water
output: sickness

input with options: Fact 1: Gases released during the use of fossil fuels causes global warming. Fact 2: Oil is a fossil fuel. Given the two facts above, gases released during the use of oil causes what?
OPTIONS:
- global warming
- better weather on the earth
- colder weather
- less oily air
- The atmosphere
- flooding
- Temperature
- cleaner air to breathe
output:
global warming