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 Mona moves her baseballs closer together, what happens to the gravitational pull between them?
Option1: increases
Option2: decreases
Explanation: The closer objects are, the stronger the gravitational pull between them.

SOLUTION: increases

PROBLEM: Question: If Australia is smaller then Asia, which country will produce more of a trash buildup in the oceans?
Option1: Australia
Option2: China
Explanation: The Southern Hemisphere has less trash buildup in the oceans because less of the region is continent.

SOLUTION: China

PROBLEM: Question: Megan had two charged metal balls that she was analyzing. If she increases the charge of the balls, the electrostatic force between them
Option1: decreases
Option2: increases
Explanation: The more charged the objects are, the stronger the electrostatic force between them.

SOLUTION:
increases