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: James stares at the volcano and saw the rocks exist because of the _____ temperatures. 
 Option1: high 
 Option2: low 
 Explanation: Temperature increases with depth inside the Earth, so melting of rocks is more likely to occur at greater depths.
low

Question: Reid installed an aquifer 20m from the surface. Will installed an aquifer 10m from the surface. Whose aquifer is harder to get water from? 
 Option1: Reid 
 Option2: Will 
 Explanation: The closer to the surface an aquifer is, the easier it is to get the water.
Reid

Question: If Jim is exploring layers of rock and he moves deeper into the Earth, what happens to the age of the rock? 
 Option1: older 
 Option2: younger 
 Explanation: The main law is the law of superposition. This law states that deeper rock layers are older than layers closer to the surface.

older