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.

Input: Consider Input: Question: The blood vessels near the top of the skin do what when it's cool? 
 Option1: enlarge 
 Option2: contract 
 Explanation: When your brain senses that your body temperature is increasing, it sends messages to the blood vessels in the skin to increase in diameter.

Output: contract


Input: Consider Input: Question: Because of gluons, quarks are attracted each _____ strongly the farther apart they are. 
 Option1: more 
 Option2: less 
 Explanation: Gluons make quarks attract each other more strongly the farther apart the quarks get.

Output: more


Input: Consider Input: Question: Compared to the Sun, a yellow dwarf star, would the blue super giant star Rigel be 
 Option1: hotter? 
 Option2: cooler 
 Explanation: But, in stars, the bluer the star, the hotter it is, and the redder it is, the older and colder it is.


Output: hotter?