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: Would a star that is significantly cooler than the sun, which is outputting blue light which is higher in frequency that the yellow light of the Sun, be 
 Option1: hotter 
 Option2: colder? 
 Explanation: Shorter wavelengths (higher frequencies) correspond to higher energies and thus hotter star temperatures.

Output: colder?


Input: Consider Input: Question: Sandra sees a tiny glacier, and notes that it has smaller tributary glaciers flowing into it, in valleys that are 
 Option1: shallow 
 Option2: deep 
 Explanation: Smaller tributary glaciers, like tributary streams, flow into the main glacier in their own shallower U-shaped valleys.

Output: deep


Input: Consider Input: Question: One reason scientists sometimes use smaller telescopes for bright objects is because they collect 
 Option1: more light 
 Option2: less light 
 Explanation: Larger telescopes can collect more light and see finer details than smaller telescopes.


Output: less light