You are given a short paragraph, a question and two choices to answer from. Choose the correct answer based on the paragraph and write the answer(not the key).

Ex Input:
Paragraph: For a given medium such as air, sound has a slower speed at lower temperatures.
 Question: If Mary is blowing an air horn underwater and she raises the temperature of the water, what will happen to the speed of the sound waves generated by the air horn? 
 Choices: A)increase 
B)decrease

Ex Output:
increase


Ex Input:
Paragraph: Electrons at lower energy levels, which are closer to the nucleus, have less energy.
 Question: Mona is measuring electrons and their energy levels for a school science project. Some electrons are closer to the nucleus compared to others. Do closer electrons or electrons that are further away have greater energy? 
 Choices: A)closer 
B)further away

Ex Output:
further away


Ex Input:
Paragraph: The older a person is, the greater their chance of developing a cardiovascular disease.
 Question: What happens to John's risk of contracting a disease as he gets older? 
 Choices: A)it decreases 
B)it increase

Ex Output:
it increase