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: As Earth's climate becomes cooler it will develop _____ varieties of vegetation? 
 Option1: less 
 Option2: more 
 Explanation: The warmer a climate is, the more types of vegetation it will have and the greater the rate of biological weathering.
answer:
less


question:
Question: When there is more fluid in a tube the pressure in the tube 
 Option1: increases 
 Option2: decreases 
 Explanation: If blood volume in the body decreases, blood pressure decreases.
answer:
increases


question:
Question: Planets moving closer together will have _____ magnetic attraction. 
 Option1: less 
 Option2: more 
 Explanation: As the distance between the objects increases the magnetic force of attraction decreases.
answer:

less