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: The more extreme the amount of metamorphism, the more difficult it is to tell what the original rock was.
 Question: If pressure has exerted less force on a rock and decreased it's metamorphism, would it be 
 Choices: A)easier to determine what the original rock was 
B)harder to determine what the original rock was?
[A]: easier to determine what the original rock was


[Q]: Paragraph: Compared with a less powerful device, a more powerful device can either do more work in the same time or do the same work in less time.
 Question: If Mona downgrades her old computer to a less powerful model, what happens to the amount of work her computer can do? 
 Choices: A)decrease 
B)increase
[A]: decrease


[Q]: 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: Harry was installing a TV mount. He drills into the wall with a screw that has 30 threads. If he used a screw of the same size with 20 threads, it would take _____ turns to put it in. 
 Choices: A)fewer 
B)more
[A]:
fewer