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: John observed that machines are not very helpful in performing work because they decrease the amount of force, and also make the distance the force is applied 
 Option1: Greater 
 Option2: Lesser 
 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

PROBLEM: Question: Derek is diving into the ocean. The pressure at the surface will be light, and the pressure the shallower 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: weaker

PROBLEM: Question: If Mona is packing coffee into a tin and she continues to add more coffee, what happens to the density of the coffee inside the tin? 
 Option1: increases 
 Option2: decreases 
 Explanation: The more tightly packed the particles inside the material are, the more dense we say they are.

SOLUTION:
increases