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: The closer to the surface an aquifer is, the easier it is to get the water.
 Question: If Jean's aquifer has sunk from the surface of the pool then the water is how easy to get into? 
 Choices: A)harder 
B)easier

Output: harder


Input: Consider Input: Paragraph: At higher elevations, there is less air to press on a given area.
 Question: When we get to the bottom of a mountain the air is 
 Choices: A)more dense 
B)less dense

Output: more dense


Input: Consider Input: Paragraph: The bigger the waves are and the more sediment they carry, the more erosion they cause.
 Question: A still river that carries little sediment will cause _____ erosion. 
 Choices: A)less 
B)more


Output: less