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: By pouring a pound of salt into a bucket of fresh water, could you cause the density of the water to 
 Option1: increase 
 Option2: decrease? 
 Explanation: Water density increases as salinity and pressure increase, or as temperature decreases.
increase

Question: When we look deep into the earth through a volcano the temperature 
 Option1: decreases 
 Option2: increases 
 Explanation: As the rocks move deeper into the Earth, temperature and pressure increase.
increases

Question: If two magnetic objects move closer, they will cause the magnetic force of attraction to 
 Option1: increase 
 Option2: decrease 
 Explanation: As the distance between the objects increases the magnetic force of attraction decreases.

increase