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: With less ozone in the stratosphere, more UV rays reach the ground.
 Question: If Milo lives in a country that starts producing pollution which causes the ozone layer to deplete, what happens to the amount of UV rays that can reach the ground? 
 Choices: A)increase 
B)decrease
increase

Paragraph: The main law is the law of superposition. This law states that deeper rock layers are older than layers closer to the surface.
 Question: When you go into a cave, the rocks at deeper levels are _____ than the rocks on the surface. 
 Choices: A)younger 
B)older
older

Paragraph: The more acidic a solution is, the closer its pH value will be to 0
 Question: Eric drank a glass of juice. The juice tasted sour. The pH of the drink is likely close to 
 Choices: A)0 
B)14
0