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: Don is getting screened for cancer. Because his cancer is caught late, after it had metastasized, the chance of a cure is 
 Option1: greater 
 Option2: lesser 
 Explanation: The sooner cancer is treated, the greater the chances of a cure.
lesser

Question: Sue is moving from a cold city in Canada to a warm tropical island. The type of vegetation and rate of biological weathering be _____ in Sue's new habitat after she makes the move. 
 Option1: greater 
 Option2: lesser 
 Explanation: The warmer a climate is, the more types of vegetation it will have and the greater the rate of biological weathering.
greater

Question: Carmen is in class mixing solutions of reactants. The first solution has a very high concentration of reactants, while the second solutions concentration of reactants is lower. 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.

first solution