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).

Input: Consider 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 lowers 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

Output: decrease


Input: Consider Input: Paragraph: If we have two materials with the same volume, the material with a higher mass will be more dense.
 Question: Jake pours syrup into one cup, then pours water into another, both in equal amounts. Jack can know that the syrup is the more dense of the fluids because it has 
 Choices: A)more mass 
B)less mass

Output: more mass


Input: Consider Input: Paragraph: In bigger atoms, valence electrons are farther from the nucleus.
 Question: In science class, kids learned about how when atoms are smaller, the distance between the valence electrons and the nucleus is 
 Choices: A)bigger 
B)smaller
Output: smaller