TASK DEFINITION: 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.
PROBLEM: 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.

SOLUTION: it decreases

PROBLEM: Question: By pouring a pound of salt into a bucket of fresh water, could you cause the density of the water to 
 Option1: increase 
 Option2: decrease? 
 Explanation: Water density increases as salinity and pressure increase, or as temperature decreases.

SOLUTION: increase

PROBLEM: Question: Will found water from a source 10m from shore. Eric found water from a source 2m from shore. Whose water likely contains the least nutrients? 
 Option1: Will's 
 Option2: Eric's 
 Explanation: Most nutrients are washed into ocean water from land. Therefore, water closer to shore tends to have more nutrients.

SOLUTION:
Will's