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).

[EX Q]: Paragraph: The higher up a food chain that humans eat, the greater the levels of toxic metals they take in.
 Question: A human who eats an animal that is low on the food chain should take in _____ toxic metals. 
 Choices: A)more 
B)less
[EX A]: less

[EX Q]: Paragraph: In bigger atoms, valence electrons are farther from the nucleus.
 Question: If Mona is measuring atoms and she finds out that one atom is larger then another, what does that imply about the distance of electrons from the nucleus of that atom? 
 Choices: A)closer together 
B)farther away
[EX A]: farther away

[EX Q]: Paragraph: The density of the atmosphere decreases with an increase in the height above sea level (altitude).
 Question: Yolanda moved to Florida where it is at sea level. The atmosphere here is considered 
 Choices: A)dense 
B)thin
[EX A]:
dense