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: If Mona is heating up popcorn in the microwave and the popcorn begins to move slower, what happens to the temperature of the kernels? 
 Option1: increase 
 Option2: decrease 
 Explanation: When particles move more slowly, temperature is lower and an object feels cooler.

A: decrease
****
Q: Question: Mona is flying in a hot air balloon. As she floats lower in the air the air temperature decreases. What will happen to the air pressure? 
 Option1: increase 
 Option2: decrease 
 Explanation: Increasing air temperature decreases atmospheric pressure.

A: increase
****
Q: Question: If Milo increases the number of crests of his wave, what happens to the frequency of his wave? 
 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
****