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 more basic a solution is, the closer its pH value will be to 14.
 Question: A solution with a pH value of 14 is _____ considered to be basic. 
 Choices: A)definitely 
B)not
[A]: definitely


[Q]: Paragraph: Lower rock layers were laid down earlier, so they are assumed to contain older fossils.
 Question: Sean digs in the dirt and finds rocks that are buried very shallowly. Given how deep they were, Sean can assume that these rocks are 
 Choices: A)younger 
B)older
[A]: younger


[Q]: Paragraph: Machines make work easier by increasing the amount of force that is applied, increasing the distance over which the force is applied, or changing the direction in which the force is applied.
 Question: If Mona is building a machine to help her vacuum her floor and she decreases the amount of force the engine inside the vacuum, what happens to the vacuum ability to make work easier? 
 Choices: A)increases 
B)decreases
[A]:
decreases