Instructions: 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: Question: Wendy increases the frequency of her radio's sound waves. These waves now have _____ energy. 
 Option1: more 
 Option2: less 
 Explanation: Higher frequency waves have greater energy.
Output:
more