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.

Input: Consider Input: Question: When you are mixing paints if you add less water the colors will be 
 Option1: darker 
 Option2: lighter 
 Explanation: If the kidneys remove less water from the blood, the blood will look darker, because there is less water in it.

Output: darker


Input: Consider Input: 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.

Output: far from


Input: Consider Input: Question: Which planet does the sun have the least gravity effect on? 
 Option1: Mars 
 Option2: Mercury 
 Explanation: The Moon has a greater effect on the tides because, although it is much smaller than the Sun, it is much closer.


Output: Mars