instruction:
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.
question:
Question: Charles sees an atom through the microscope that is the biggest he's ever seen. The valence electrons in this atom are likely _____ the nucleus 
 Option1: far from 
 Option2: close to 
 Explanation: In bigger atoms, valence electrons are farther from the nucleus.
answer:
far from


question:
Question: Jan is taking a class where she is learning about atoms. She knows that atoms have electrons, and that atoms that are smaller have 
 Option1: more electrons 
 Option2: fewer electrons 
 Explanation: Bigger atoms have more electrons.
answer:
fewer electrons


question:
Question: If Jim decreases the strength of an acid he is playing with, the concentration of ions in that acid 
 Option1: falls 
 Option2: rises 
 Explanation: A stronger acid produces a greater concentration of ions than a weaker acid.
answer:

falls