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 Q]: 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 more? 
 Choices: A)hybrid 
B)truck
[EX A]: truck

[EX Q]: Paragraph: More advanced farming practices allowed a single farmer to grow food for many more people.
 Question: John was studying the history of agriculture for his master's project. He noticed as the methods of farming became more advanced, the amount of food became 
 Choices: A)Larger 
B)Smaller
[EX A]: Larger

[EX Q]: Paragraph: The closer objects are to each other, the stronger the gravitational force between them.
 Question: If Jim is playing with some objects and moving them around and he moves them closer together, the gravitational force between them 
 Choices: A)increases 
B)decreases
[EX A]:
increases