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: Plug-in hybrids run for a longer time on electricity and so are less polluting than regular hybrids.
 Question: Kevin has a hybrid car and Steve has a large truck. Which car likely pollutes less? 
 Choices: A)hybrid 
B)truck

Ex Output:
hybrid


Ex Input:
Paragraph: Warming up exercises increases the blood flow to the muscles and increases the heart rate.
 Question: James spent 30 minutes exercising while Mary spent only 10 minutes exercising. Which person had the lower heart rate? 
 Choices: A)Mary 
B)James

Ex Output:
Mary


Ex Input:
Paragraph: For example, more people on the Earth means more people contributing to global warming and pollution.
 Question: Mona lives on a planet with an unstable population. If the number of people on her planet were to increase, what would happen to global warming on her planet? 
 Choices: A)increase 
B)decrease

Ex Output:
increase