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: If Jim lengthens the wavelength of the electromagnetic waves his machine is producing, what happens to the energy output? 
 Option1: it increases 
 Option2: it decreases 
 Explanation: Electromagnetic waves with shorter wavelengths have higher frequencies and more energy.
it decreases

Question: When a number on the pH scale is very low it is said to be 
 Option1: acidic 
 Option2: basic 
 Explanation: The more basic a solution is, the closer its pH value will be to 14.
acidic

Question: If Milo adds mass to an object, what will happen to the force of gravity that object generates? 
 Option1: decreases 
 Option2: increases 
 Explanation: Objects with greater mass have a stronger force of gravity.

increases