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: A rubber band, when it is relaxed, will _____ elastic force.
Option1: gain
Option2: lose
Explanation: The farther the material is stretched or compressed, the greater the elastic force becomes.

A: lose
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Q: Question: If Milo calms down and his heart starts pumping less blood with each stroke, what happens to his heart rate?
Option1: increases
Option2: decreases
Explanation: When the heart expels more blood with each stroke, the heart has to beat less often in order to maintain the same volume of blood flow.

A: increases
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Q: Question: Mona is excavating a deep tunnel as part of an exploratory committee. As she bores deeper in to the Earth, what can she expect will happen to the temperature?
Option1: increase
Option2: decrease
Explanation: Temperature increases with depth inside the Earth, so melting of rocks is more likely to occur at greater depths.

A:
increase
****