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: Kate is going to diffuse a liquid and a gas. The liquid is diffused last, because the particles with it are 
 Option1: closer together 
 Option2: further apart 
 Explanation: This is also called diffusion, and the process is much faster in gases than in liquids, because the particles in gases are further apart.

SOLUTION: closer together

PROBLEM: Question: A small nation decided to lower its production capabilities and shut down several large factories. Would the river next to the factories have 
 Option1: more hazardous waste 
 Option2: less hazardous waste? 
 Explanation: Nations that have more industry produce more hazardous waste.

SOLUTION: less hazardous waste?

PROBLEM: Question: Don is watching rocks be eroded by water. Since the water is moving so slow and calmly, Don can tell that the particles being carried away by the water are 
 Option1: larger 
 Option2: smaller 
 Explanation: In erosion, the more energy the water has, the larger the particle it can carry.

SOLUTION:
smaller