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.

[Q]: Question: Eric hears a sound from far away. If this is the first sound he heard, this sound is likely 
 Option1: strong 
 Option2: weak 
 Explanation: The farther the sound waves travel away from the source, the more spread out their energy becomes.
[A]: strong


[Q]: Question: Leo is working in a lab studying genotypes. He notices that the genotypes that are more fit produce 
 Option1: less offspring. 
 Option2: more offspring 
 Explanation: Genotypes with greater fitness produce more offspring and pass more copies of their alleles to the next generation.
[A]: more offspring


[Q]: Question: Will's pupils grew larger as the night grew darker. This happens to let _____ light in. 
 Option1: less 
 Option2: more 
 Explanation: The pupil automatically gets bigger or smaller to let more or less light in as needed.
[A]:
more