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.

[EX Q]: Question: If John heats a gas in his bunsen burner, what would happen to the gas particles? 
 Option1: they would move faster 
 Option2: they would move slower 
 Explanation: If the gas is heated, the particles will move faster as they gain more energy.
[EX A]: they would move faster

[EX Q]: Question: If Mona is putting together a new crib and she wants to have a harder time screwing the pieces together, what should she look for in a screw? 
 Option1: closer threads 
 Option2: farther threads 
 Explanation: Therefore, if the threads on a screw are closer together, you need to apply less force to penetrate the wood or other object.
[EX A]: farther threads

[EX Q]: Question: If a person moved toward a large city, their respiratory condition would likely become 
 Option1: worse 
 Option2: better 
 Explanation: Certain respiratory conditions can be made worse in people who live closer to or in large cites.
[EX A]:
worse