TASK DEFINITION: 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.
PROBLEM: Question: Hundreds of years ago there were fewer people on the Earth than there are today. Because of this, there was 
 Option1: more water 
 Option2: less water. 
 Explanation: Many of the worlds people live with water scarcity, and that percentage will increase as populations increase and climate changes.

SOLUTION: more water

PROBLEM: Question: Jean and John were going to have a baby, and they are both in terrible shape. Jean and John are likely to have offspring in numbers that are 
 Option1: greater 
 Option2: smaller 
 Explanation: Genotypes with greater fitness produce more offspring and pass more copies of their alleles to the next generation.

SOLUTION: smaller

PROBLEM: Question: As farming techniques are discovered, there are _____ people that starve and go hungry. 
 Option1: more 
 Option2: less 
 Explanation: Better farming techniques and machines increased the food supply and the distribution of food.

SOLUTION:
less