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: Yolanda moved to Florida where it is at sea level. The atmosphere here is considered
Option1: dense
Option2: thin
Explanation: The density of the atmosphere decreases with an increase in the height above sea level (altitude).

SOLUTION: dense

PROBLEM: Question: If Mona shines a light through both wool and cotton and determines that cotton is more dense then wool, which material will the light move faster through?
Option1: wool
Option2: cotton
Explanation: The more dense the medium, the slower the light moves.

SOLUTION: wool

PROBLEM: Question: Mercury is closer to the sun than Jupiter. This means that the pull of gravity from the sun on Jupiter is
Option1: stronger
Option2: weaker.
Explanation: Objects that are closer together have a stronger force of gravity between them.

SOLUTION:
weaker.