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: There are many more people on the Earth today than there were hundreds of years ago. Because of this, there is 
 Option1: more water 
 Option2: less water. 
 Explanation: Many of the worlds people live with water scarcity, and that percentage will increase as populations increase and climate changes.

SOLUTION: less water.

PROBLEM: Question: When a star is nearing a planet, the star will be pulled into it if the gravitational force is 
 Option1: weaker 
 Option2: stronger 
 Explanation: The closer objects are to each other, the stronger the gravitational force between them.

SOLUTION: stronger

PROBLEM: Question: When at the beach, Erin knows that there is a low amplitude, so the waves will be 
 Option1: larger 
 Option2: smaller 
 Explanation: The higher the crests of a wave are, the greater the amplitude.

SOLUTION:
smaller