Q: You are presented with the quiz "This helps with sensing and maintaining body position:" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "balance is the ability to sense and maintain body position" and "another part of the inner ear is used for balance". So, what's the best answer to the question?

OPTIONS:
- lightheaded
- sweating
- inner ear
- cochlea
- four limbs
- nerves
- Riding a bike
- dizzy

A: inner ear

Q: You are presented with the quiz "What does creating paper do?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "creating paper requires cutting down trees" and "trees clean and cool the air". So, what's the best answer to the question?

OPTIONS:
- duplicate itself
- Makes the air dirtier
- Makes food
- Cleans the air
- converting electricity to heat
- to move people
- Plant growth is reduced
- Lengthens tree life

A: Makes the air dirtier

Q: You are presented with the quiz "What can be used to cook food?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "coal is used for generating heat by burning" and "thus, the food is cooked by heat generated internally". So, what's the best answer to the question?

OPTIONS:
- war
- bacon
- breeding
- coal
- bees
- energy
- sugar
- oil

A: coal

Q: You are presented with the quiz "Applying high temperature in the presence of what can cause an object to burn/" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "high temperatures can cause an object to combust" and "combustion requires oxygen to burn". So, what's the best answer to the question?

OPTIONS:
- heat
- toxins
- energy
- oxygen
- sweating
- Energy.
- Pollution
- expand

A:
oxygen