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.

Example Input: 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.
Example Output: strong

Example Input: Question: Tanya has a substance with mass 10kg. Logan has a substance with mass 5kg. If both substances are the same size, who has the less dense substance.
Option1: Tanya
Option2: Logan
Explanation: If we have two materials with the same volume, the material with a higher mass will be more dense.
Example Output: Logan

Example Input: Question: A population of squirrels in a local forest had more food available to them this spring than they did last spring. During which spring will more squirrels leave the area to live somewhere else?
Option1: this spring
Option2: last spring
Explanation: Low food supply or a lack of space can lower birth rates, increase death rates, or lead to emigration.
Example Output:
last spring