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.

[EX Q]: Question: Roger liked to hike up mountains with his telescope to get away from the lights of the city. This trip, his back is hurting him, so Roger packs a lighter-weight smaller telescope than he normally brings, but opts to climb a higher mountain than usual. In spite of getting away from the city lights and being high atop the mountain, with this smaller telescope, the amount of detail that Roger will be able to see is expected to be 
 Option1: more 
 Option2: less 
 Explanation: Larger telescopes can collect more light and see finer details than smaller telescopes.
[EX A]: less

[EX Q]: Question: Will takes away half of a rock. The total surface area of the rock has now 
 Option1: decreased 
 Option2: increased 
 Explanation: As rock breaks into smaller pieces, the surface area of the pieces increases.
[EX A]: decreased

[EX Q]: Question: When you are talking to someone in the desert the sound will travel 
 Option1: faster 
 Option2: slower 
 Explanation: For a given medium such as air, sound has a slower speed at lower temperatures.
[EX A]:
faster