You are given a question or fill-in-the-blank question, two answer options (Option1 and Option2) and an Explanation. Your task is to find the correct answer (return the string of the correct option, not option1/2) for the given question from the given options and using explanation.

Q: Question: Erin is trying to get her solution to have a pH as far from zero as possible. The best way for Erin to do that is to have the acidity of the solution 
 Option1: decrease 
 Option2: increase 
 Explanation: The more acidic a solution is, the closer its pH value will be to 0

A: decrease
****
Q: Question: Something that travels faster has more or less force 
 Option1: more 
 Option2: less 
 Explanation: The will travel faster and farther if the batter hits it with more force.

A: more
****
Q: Question: John was looking at the rocks, and noticed something. The more the metamorphism in the rock, the difficulty to tell what it was 
 Option1: Increased 
 Option2: Decreased 
 Explanation: The more extreme the amount of metamorphism, the more difficult it is to tell what the original rock was.

A:
Increased
****