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: What would happen to the speed of Earth's orbit if our planet were to move closer to the Sun? 
 Option1: increased speed 
 Option2: decreased speed 
 Explanation: The Earth travels faster in its elliptical orbit when it is closer to the Sun than when it is farther away.

Output: increased speed


Input: Consider Input: Question: The pulling force of a rubber band will _____ when you move your hands apart. 
 Option1: increase 
 Option2: decrease 
 Explanation: The farther apart you move your hands, the stronger the force of the rubber band pulling your hands together.


Output: increase