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: john was testing the meter and noticed that waves with lower amplitudes or longer wavelengths have an energy level that is 
 Option1: More 
 Option2: Less 
 Explanation: Waves with greater amplitudes or shorter wavelengths have more energy.

A: Less
****
Q: Question: A star that is red in color is usually 
 Option1: cold 
 Option2: hot 
 Explanation: But, in stars, the bluer the star, the hotter it is, and the redder it is, the older and colder it is.

A:
cold
****