Task: Question Answering
Input (English): Paragraph: Many observatories are built on high mountains. There is less air above the telescope, so there is less interference from the atmosphere.
 Question: Carter is at sea level and looks through a telescope. There is a lot of interference from the atmosphere, so Carter knows that above the telescope, there is _____ air than up on a mountain. 
 Choices: A)less 
B)more
Output (English): more