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: It would be hard to get a big chunk of chocolate to dissolve in your milk or hot water. Maybe you could make hot chocolate from some smaller pieces like chocolate chips, but it is much easier to add a powder to your milk. This is because the smaller the pieces are, the more surface area they have.
 Question: Mary melts a 1 pound chocolate bar and 1 pound of chocolate chips in two pots. Which melts first? 
 Choices: A)bar 
B)chips

A: chips
****
Q: Paragraph: When a volume of water is cooled, the molecules move less vigorously, so same number of molecules takes up less space and the water is denser.
 Question: When Shane goes swimming in warmer water, he can move about quickly, whereas in cooler water, Shane's movement is 
 Choices: A)faster 
B)slower

A: slower
****
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 that before the methods of farming became more advanced, the amount of food produced was 
 Choices: A)Larger 
B)Smaller

A:
Smaller
****