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).

Paragraph: The upper rock layers are much younger.
 Question: Sarah is looking at layers of rock on a cliff face. She can see that the rock at the very bottom of the cliff are 
 Choices: A)older 
B)younger
older

Paragraph: As you go farther from the nucleus of an atom, the electron levels have more and more energy.
 Question: Eric pushes an electron closer to the nucleus of an atom. The electron _____ energy. 
 Choices: A)loses 
B)gains
gains

Paragraph: In an inverse relationship, when one variable increases, the other variable decreases.
 Question: As more goats are introduced to an area with grass what will happen to the grass levels? 
 Choices: A)increase 
B)decrease
decrease