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 a product is stretched, elastic force will 
 Option1: increase 
 Option2: decrease 
 Explanation: The elastic force increases the more the material is stretched or compressed.
answer:
increase


question:
Question: Sarah leaves coconut oil on the counter during the night when it is cool, and it is a solid. During the day, the coconut oil is a liquid, so the day is 
 Option1: cooler 
 Option2: warmer 
 Explanation: Larger alkenes have lower boiling and melting points, so they are liquids or waxy solids at room temperature.
answer:
warmer


question:
Question: Carmen is in class mixing solutions of reactants. The first solution has a very low concentration of reactants, while the second solutions concentration of reactants is higher. The reaction rate will be higher in the 
 Option1: first solution 
 Option2: second solution 
 Explanation: When the concentration of reactants is higher, the reaction rate is faster.
answer:

second solution