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).

[Q]: Paragraph: New farm machines were invented. They increased the amount of food that could be produced. With more food, people were healthier and could live longer.
 Question: A village is gathering food for the winter. The more food they gather the likelihood of survival being high is 
 Choices: A)great 
B)small
[A]: great


[Q]: Paragraph: At higher concentrations, particles of reactants are crowded closer together, so they are more likely to collide and react.
 Question: If Mona has filled a balloon with helium and she removes some gas from it, what happens to the likelihood that the helium particles will collide with each other? 
 Choices: A)more likely 
B)less likely
[A]: less likely


[Q]: Paragraph: If the gas is cooled, the particles will move more slowly, because they will have less energy.
 Question: Gaby is examining a particle that slowed down after she cooled some gaseous CO2. Why did the particle slow down? 
 Choices: A)it has more energy 
B)it has less energy
[A]:
it has less energy