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: When we add resistors in parallel to each other the total resistance decreases and the current increases.
 Question: Dean turns the current down a lot, expecting that the resistance will 
 Choices: A)shrink 
B)grow
[A]: grow


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


[Q]: Paragraph: The higher up a food chain that humans eat, the greater the levels of toxic metals they take in.
 Question: Mike is studying what humans eat. Bears are higher up the food chain than mosquitoes. Therefore, if humans were to eat mosquitoes, they would likely be taking in _____ levels of toxic metals. 
 Choices: A)less 
B)more
[A]:
less