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: Dan is swimming into shallower water. The water the shallower he goes will be 
 Option1: younger 
 Option2: older 
 Explanation: Deeper aquifers typically contain older 'fossil water.'
[A]: younger


[Q]: Question: If Jim is transmitting electricity through a wire and he reduces the size of that wire, the electrons move through it 
 Option1: easier 
 Option2: harder 
 Explanation: A thinner wire is more difficult for electrons to move through than a thicker wire.
[A]: harder


[Q]: Question: If Mona is building a machine to help her vacuum her floor and she decreases the amount of force the engine inside the vacuum, what happens to the vacuum ability to make work easier? 
 Option1: increases 
 Option2: decreases 
 Explanation: Machines make work easier by increasing the amount of force that is applied, increasing the distance over which the force is applied, or changing the direction in which the force is applied.
[A]:
decreases