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).

Example input: Paragraph: Many of the worlds people live with water scarcity, and that percentage will increase as populations increase and climate changes.
 Question: John's town used to have lots of water, back when there were only a few hundred people. However, now that the town holds several thousand people, the water availability is 
 Choices: A)scarce 
B)plentiful
Example output: scarce
Example explanation: Based on the information given in the paragraph, population growth will make water more scarce, so that is the correct answer.
Q: Paragraph: However, the energy is diluted as an electromagnetic wave travels farther from its source because it spreads out over an ever-larger area.
 Question: An electromagnetic wave is traveling. Ned notices that the wave has changed from its origin. As it travels, it is 
 Choices: A)more diluted 
B)less diluted.
A:
more diluted