Problem: OPTIONS:
- audio and video tape
- Electrical energy
- irradiation
- A computer
- raising their temperature
- Something coming from a gland
- The bending of a ray of light
- characteristics
Q: You are presented with the quiz "Scientists study animal behavior through which of the following?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "ethologists usually study how animals behave in their natural environment" and "many ethologists capture their observations on videotape or audio tape". So, what's the best answer to the question?
Answer: audio and video tape
Problem:OPTIONS:
- It becomes dormant
- Plant growth is reduced
- in the autumn season
- deforestation
- Physical weathering
- in the winter season
- in the spring season
- in the freezing season

You are presented with the quiz "Fall begins as deciduous trees lose their leaves when?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "the color of leaves on deciduous trees usually changes in the autumn season" and "fall colors begin as deciduous trees lose their leaves". So, what's the best answer to the question?
****
A: in the autumn season
You are presented with the quiz "What does a mirror reflect?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "amirror is used for reflecting light" and "light is the visible form of electromagnetic energy". So, what's the best answer to the question?
OPTIONS:
- our nearest star
- focusing a lens
- kinetic energy
- sound waves
- sun's heat
- heat energy
- body water
- visible energy
visible energy
You are presented with the quiz "Caffeine can cause " But you don't know the answer, so you turn to your teacher to ask for hints. He says that "caffeine is a central nervous system stimulant" and "stimulants can cause overheating and dehydration". So, what's the best answer to the question?
OPTIONS:
- congestion
- anemia
- constipation
- sweating
- hives
- energy usage
- dehydration
- heat energy

Answer: dehydration
Question: You are presented with the quiz "What creates sound waves?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "aradio converts electrical energy into vibrations" and "sound Sound waves are caused by vibrations in the air". So, what's the best answer to the question?
OPTIONS:
- a curling iron
- energy
- carpet
- animals
- dolphins
- Gunshots
- a couch
- a radio
Answer: a radio
input: OPTIONS:
- to stay warm
- mammals
- fur and fat
- animals
- protect them
- Most plants
- Antibodies
- Chemical energy Now, answer this question: You are presented with the quiz "_ bind to allergens." But you don't know the answer, so you turn to your teacher to ask for hints. He says that "antibodies are large, Y-shaped proteins that recognize and bind to antigens" and "allergens are also called Antigens". So, what's the best answer to the question?
A:
output:
Antibodies