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: Jan lives in a great country and she is rich. Compared to another person in a poorer country, Jan will use an amount of energy that is
Option1: greater
Option2: lesser
Explanation: People in the richer nations of the world use far more energy, especially energy from fossil fuels, than people in the poorer nations do.

SOLUTION: greater

PROBLEM: Question: John watched the particles interacting in the laboratory. He observed that the faster an object is moving, means that the kinetic energy is
Option1: Higher
Option2: Lower
Explanation: Anything that is moving has kinetic energy, and the faster it is moving, the more kinetic energy it has.

SOLUTION: Higher

PROBLEM: Question: Kate makes a machine that is very unproductive, and it gets work done slowly, because it uses force in amounts that are
Option1: lesser
Option2: greater
Explanation: Machines make work easier by increasing the amount of force that is applied, increasing the distance over which the force is applied, or changing the direction in which the force is applied.

SOLUTION:
lesser