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 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: Compared to a drywall screw with a coarse thread, would a lag bolt of the same length with a very fine thread require
Choices: A)fewer turns to drive into a hole>
B)more turns to drive into a hole
[A]: more turns to drive into a hole

[Q]: Paragraph: For a given medium such as air, sound has a slower speed at lower temperatures.
Question: If Mary is blowing an air horn underwater and she lowers the temperature of the water, what will happen to the speed of the sound waves generated by the air horn?
Choices: A)increase
B)decrease
[A]: decrease

[Q]: Paragraph: We can say that resistance and current in an electric circuit areinversely proportional, because as the one increases, the other decreases, and vice versa.
Question: If current is increasing, there must be _____ resistance in the circuit.
Choices: A)more
B)less
[A]:
less