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: RJ diamond is more resistant to weathering while Tony has some sandstone which is less resistant to weathering. Whose rock will likely not last as long? 
 Option1: RJ's 
 Option2: Tony's 
 Explanation: Different types of rocks weather at different rates. More resistant types of rocks will remain longer.

SOLUTION: Tony's

PROBLEM: Question: Katie wants to get light to turn to rainbow colors by using a lens to filter the light through. In order to get the most colors, Katie will use a lens that is 
 Option1: flat 
 Option2: curved 
 Explanation: The more curved the surface of a lens is, the more it refracts the light that passes through it.

SOLUTION: curved

PROBLEM: Question: The resistance will decrease in a circuit when resistors are added in 
 Option1: parallel 
 Option2: series 
 Explanation: In a parallel circuit, the resistance decreases as more resistors are added in parallel.

SOLUTION:
parallel