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: Older rocks are at the bottom and younger rocks are at the top.
 Question: When we dig up rocks the deeper we get the rocks get 
 Choices: A)older 
B)younger
[EX A]: older

[EX Q]: Paragraph: To reduce friction, oil is added to the engine.
 Question: Jeff should add _____ to his engine to decrease the friction in its processes. 
 Choices: A)oil 
B)gas
[EX A]: gas

[EX Q]: Paragraph: Lower rock layers were laid down earlier, so they are assumed to contain older fossils.
 Question: Everett dug down 100 feet while Jamie dug down 1000 feet. Who is more likely to find old fossils? 
 Choices: A)Everett 
B)Jamie
[EX A]:
Jamie