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: As waves get smaller the frequency of them 
 Option1: increases 
 Option2: decreases 
 Explanation: Wave frequency can be measured by counting the number of crests or compressions that pass the point in 1 second or other time period. The higher the number is, the greater is the frequency of the wave.
[A]: increases


[Q]: Question: John was weighing some materials in his science lab. He observed that as objects had lower density, the heaviness of the objects 
 Option1: Increased 
 Option2: Decreased 
 Explanation: A given volume of a denser substance is heavier than the same volume of a less dense substance.
[A]: Decreased


[Q]: Question: If Milo is using an electromagnet to lift a car and he wants to increase the strength of it, what should he do to the current? 
 Option1: decrease it 
 Option2: increase it 
 Explanation: If the current passing through the circuit breaker increases, the electromagnet becomes stronger.
[A]:
increase it