TASK DEFINITION: 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.
PROBLEM: Question: If you spend a lot of time out in the sun then getting skin cancer is 
 Option1: less likely 
 Option2: more likely 
 Explanation: More UV rays increase skin cancer rates.

SOLUTION: more likely

PROBLEM: Question: If Mona removes more water from her cauldron of melting rock, what will happen to the melting point of that rock? 
 Option1: increase 
 Option2: decrease 
 Explanation: As the amount of water increases, the melting point of rock decreases.

SOLUTION: increase

PROBLEM: Question: If Mona is observing the atmosphere and measuring the amount of ozone in it, what happens to the amount of UV rays that will reach the ground if she notices the amount of ozone in the stratosphere is increasing? 
 Option1: increase 
 Option2: decrease 
 Explanation: With less ozone in the stratosphere, more UV rays reach the ground.

SOLUTION:
decrease