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 more dense the medium, the slower the light moves.
 Question: A very rarefied medium will cause light to move 
 Choices: A)faster 
B)slower
[EX A]: faster

[EX Q]: Paragraph: More recently, the death rate has fallen because of the availability of more food and medical advances.
 Question: When the villagers are dying sooner, the food source is likely 
 Choices: A)great 
B)small
[EX A]: small

[EX Q]: Paragraph: The hotter a main sequence star is, the brighter it is.
 Question: A main sequence star that is not bright is not among the _____ stars 
 Choices: A)hottest 
B)coolest
[EX A]:
hottest