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.

Question: Mike dove higher and higher out of the ocean trench. As he goes higher, the pressure exerted on him by the water 
 Option1: increases 
 Option2: decreases 
 Explanation: A fluid exerts pressure in all directions, but the pressure is greater at greater depth.
decreases

Question: The the planets are colder than sun because they are 
 Option1: less massive 
 Option2: more massive 
 Explanation: An object with more mass has greater thermal energy than an object with less mass because it has more atoms.
less massive

Question: If Mona is exploring and aquifer and she dives into a less deep part of it, what happens to the levels of fossil water she encounters? 
 Option1: they increase 
 Option2: they decrease 
 Explanation: Deeper aquifers typically contain older 'fossil water.'

they decrease