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: If we increase the resistance in a series circuit, by adding more resistors, then the total current decreases.
 Question: Mona is an electrical engineer designing a new circuit. If she increases the total number of resistors in her new circuit, what happens to the total current of the circuit? 
 Choices: A)increase 
B)decrease

Answer: decrease


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 Jim is screwing in two bolts and the first one has threads that are close together while the second one has threads that are far apart, which one must he apply greater force to? 
 Choices: A)first bolt 
B)second bolt

Answer: first bolt


Question: Paragraph: Water becomes more dense when it is colder and when it has more salt.
 Question: What happens to water when it absorbs salt? 
 Choices: A)lower density 
B)Higher Density

Answer:
Higher Density