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: Compared to the Sun, would the planet Earth have 
 Option1: greater inertia 
 Option2: less inertia? 
 Explanation: Objects with greater mass have greater inertia.

SOLUTION: less inertia?

PROBLEM: Question: If someone has a smaller than average physical heart then it will beat _____ in order to pump blood. 
 Option1: more 
 Option2: less 
 Explanation: When the heart expels more blood with each stroke, the heart has to beat less often in order to maintain the same volume of blood flow.

SOLUTION: more

PROBLEM: Question: Jeff put a rock under very minimal metamorphosis. The rock probably _____ its original form. 
 Option1: resembles 
 Option2: does not resemble 
 Explanation: The more extreme the amount of metamorphism, the more difficult it is to tell what the original rock was.

SOLUTION:
resembles