input with options: Fact 1: Birds are endothermic tetrapod vertebrates. Fact 2: Some birds fly and some birds swim, but all birds have feathers. Given the two facts above, some aviary species fly and others swim but, all endothermic tetrapod vertebrates share what trait?
OPTIONS:
- warm-blooded
- Weight
- fur and fat
- sweating
- Epidermis
- feathers
- retina
- four limbs
output: feathers

input with options: Fact 1: Lymphocytes are the key cells involved in the immune response. Fact 2: Blymphocytes produce antibodies . Given the two facts above, what does the immune response produce?
OPTIONS:
- antibodies
- Allergies
- DNA
- lymph
- massive damage
- Energy
- Chemical energy
- viruses
output: antibodies

input with options: Fact 1: Tectonic plates being pushed together causes earthquakes. Fact 2: Earthquakes are long preceded by tectonic shifts. Given the two facts above, earthquakes are caused by shifts in what?
OPTIONS:
- earth
- volcanoes
- rocks
- plates
- Movement
- ground
- rain
- lightning
output: plates

input with options: Fact 1: Aplants require water for survival. Fact 2: Survival is to live, to live means hope. Given the two facts above, what does a plant need to live?
OPTIONS:
- oxygen
- energy
- grow
- Sun
- water
- rocks
- ozone
- air
output:
water