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: 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: Tanya has a substance with mass 10kg. Logan has a substance with mass 5kg. If both substances are the same size, who has the less dense substance. 
 Option1: Tanya 
 Option2: Logan 
 Explanation: If we have two materials with the same volume, the material with a higher mass will be more dense.

SOLUTION: Logan

PROBLEM: Question: Kelly built a home with a gorgeous ocean view, and he decided to level the surrounding area. As a result, erosion is occurring 
 Option1: faster 
 Option2: slower 
 Explanation: Water flowing over a steeper slope moves faster and causes more erosion.

SOLUTION:
slower