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: As waves on the ocean shrink in size and number they have.
Option1: more energy
Option2: less energy
Explanation: With higher frequencies, the microwaves also have more energy.

SOLUTION: less energy

PROBLEM: Question: As a planet moves farther from Earth, it will exert a _____ pull of gravity.
Option1: higher
Option2: lower
Explanation: Even though the Sun is much larger than the Moon, the pull of the Suns gravity is much less because the Sun is much farther away.

SOLUTION: lower

PROBLEM: Question: Ice is more common at the top of mountains because it is
Option1: hotter
Option2: colder
Explanation: Glaciers often form in the mountains because higher altitudes are colder and more likely to have snow that falls and collects.

SOLUTION:
colder