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: If Mona is a sculptor and she is making two clay vases, what happens if she increases the mass of the vases by adding clay to them? 
 Option1: gravitational force of attraction is stronger 
 Option2: gravitational force of attraction is weaker 
 Explanation: The greater the mass of the objects, the stronger the gravitational force of attraction between them.

SOLUTION: gravitational force of attraction is stronger

PROBLEM: Question: Derek is diving into the ocean. The pressure at the surface will be light, and the pressure the deeper he goes will be 
 Option1: stronger 
 Option2: weaker 
 Explanation: Pressure: Pressure increases with depth, but increased pressure raises the melting temperature, so melting of rock is less likely to occur at higher pressures.

SOLUTION: stronger

PROBLEM: Question: When Dan got a thick resistor, he knew that its resistance would be 
 Option1: more 
 Option2: less 
 Explanation: Thicker resistors offer less resistance than thinner resistors.

SOLUTION:
less