instruction:
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).
question:
Paragraph: The trade-off when the threads are closer together, is that more turns of the screw or bolt are needed to do the job because the distance over which the input force must be applied is greater.
 Question: If you need to turn a screw more times that requires 
 Choices: A)less force 
B)more force
answer:
more force


question:
Paragraph: The hotter a main sequence star is, the brighter it is.
 Question: Stars that are colder are also 
 Choices: A)dimmer 
B)brighter
answer:
dimmer


question:
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: Will one large piece have more or less surface area than smaller pieces? 
 Choices: A)less 
B)more
answer:
less