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 is measuring atoms and she finds out that one atom is smaller then another, what does that imply about the distance of electrons from the nucleus of that atom? 
 Option1: closer together 
 Option2: farther away 
 Explanation: In bigger atoms, valence electrons are farther from the nucleus.

SOLUTION: closer together

PROBLEM: Question: If Mona removes more water from her cauldron of melting rock, what will happen to the melting point of that rock? 
 Option1: increase 
 Option2: decrease 
 Explanation: As the amount of water increases, the melting point of rock decreases.

SOLUTION: increase

PROBLEM: Question: The longer the telescope stays focused the _____ the stars appear. 
 Option1: more bright 
 Option2: less bright 
 Explanation: The longer the exposure, the more light that the telescope can gather to make the image.

SOLUTION:
more bright