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: Jeff takes a breath and lets it out. When do his lungs experience the least air pressure? 
 Option1: after inhaling 
 Option2: after exhaling 
 Explanation: Exhaling, or breathing out, decreases the size of the chest, which increases air pressure inside the lungs.
[A]: after inhaling


[Q]: Question: Mike wants his voice to travel slowly, so he will speak in a room that is 
 Option1: colder 
 Option2: warmer 
 Explanation: For a given medium such as air, sound has a slower speed at lower temperatures.
[A]: colder


[Q]: Question: If there are very few wolves the deer population will 
 Option1: increase 
 Option2: decrease 
 Explanation: An increase in predators, the emergence of a new disease, or the loss of habitat are just three possible problems that will decrease a population.
[A]:
increase