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.

Ex Input:
Question: Jeffrey decreases the number of carbon atoms to a natural gas hydrocarbon in a lab. The isomers 
 Option1: increase 
 Option2: decrease 
 Explanation: As you increase the number of carbon atoms in a hydrocarbon, the number of isomers quickly increases.

Ex Output:
decrease


Ex Input:
Question: The reason we rarely see fossils that are made out of tissue is because tissue is _____ than bone 
 Option1: weaker 
 Option2: stronger 
 Explanation: Hard shells fossilize more readily than soft bodied organisms, as they are better at resisting decay, take significantly longer to break down, and have a greater chance of surviving burial under layers of sediment.

Ex Output:
weaker


Ex Input:
Question: When Derek was in the hospital, his blood vessels had a larger diameter than normal, which meant that his body was running 
 Option1: colder 
 Option2: warmer 
 Explanation: Increasing the diameter of the blood vessels increases the amount of blood and heat that moves near the skins surface.

Ex Output:

warmer