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: If Mona is comparing the erosion rates of two rocks and she notices that granite is softer then marble, which rock will water erode faster?
Option1: granite
Option2: marble
Explanation: The water erodes the softer rock faster than the harder rock.
[A]: granite

[Q]: Question: Mary loves to observe the Sun. If she's looking at the Sun one day and notices more sunspots then she usually sees, what is happening to the amount of solar energy reaching the Earth?
Option1: increasing
Option2: decreasing
Explanation: When there are more sunspots the Sun is more active and there are more solar storms and more of the Sun's energy reaches the Earth.
[A]: increasing

[Q]: Question: If there is more food in a place then more people will
Option1: live there
Option2: die
Explanation: Low food supply or a lack of space can lower birth rates, increase death rates, or lead to emigration.
[A]:
live there