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.

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.
increasing

Question: John was looking at rocks in the valley and noticed something. The less resistant the rocks he looked at were, the amount they remained was 
 Option1: Shorter 
 Option2: Longer 
 Explanation: Different types of rocks weather at different rates. More resistant types of rocks will remain longer.
Shorter

Question: Mike is looking at a video showing the amplitude of the waves of sound in the song he's listening to. The waves suddenly become flat, so the amplitude of the waves now is 
 Option1: lesser 
 Option2: greater 
 Explanation: The higher the crests are, the greater the amplitude of the wave.

lesser