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.

Example Input: Question: Bob is testing samples of ocean water from different places. The sample of water from off India's coast has less dissolved carbon dioxide, than the sample of water from off the United States' coast. Therefore, the water from _____ coast is more acidic. 
 Option1: India's 
 Option2: United States' 
 Explanation: With higher levels of dissolved carbon dioxide in ocean water, the water becomes more acidic.
Example Output: United States'

Example Input: Question: When we are building a computer if we want to add resistance we need 
 Option1: more resistors 
 Option2: fewer resistors 
 Explanation: Increasing the number of resistors in a series circuit increases the overall resistance of the circuit.
Example Output: more resistors

Example Input: Question: The arteries in the toes are _____ than the arteries in the heart. 
 Option1: smaller 
 Option2: larger 
 Explanation: Further away from the heart, the aorta branches into smaller arteries, which eventually branch into capillaries.
Example Output:
smaller