instruction:
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.
question:
Question: If you fill a large canister with gas from a smaller canister will the density 
 Option1: increase 
 Option2: decrease 
 Explanation: If we take a certain amount of gas from one container and place it into another, larger container, the gas expandsto fill the larger container. The same mass of gas is now in a larger volume, the gas now has a lower density.
answer:
decrease


question:
Question: Billy is wearing sunscreen with a lower SPF than Lucy. Who will be protected from the sun for longer? 
 Option1: Lucy 
 Option2: Billy 
 Explanation: A sunscreen with a higher SPF protects the skin longer.
answer:
Lucy


question:
Question: Will is inhaling and then he exhales. Which stage likely causes less air pressure in his lungs? 
 Option1: inhaling 
 Option2: exhaling 
 Explanation: During inhalation, because the chest volume is larger, the air pressure inside the lungs is lower than the air pressure outside.
answer:

inhaling