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: Dana clipped her nails short, and waited for them to grow out again. When her nails reached a long length, Dana noted that the number of cells within them must have 
 Option1: decreased 
 Option2: increased 
 Explanation: As the nail grows, more cells are added at the nail bed.

SOLUTION: increased

PROBLEM: Question: If you use more force when accelerating a car it will go 
 Option1: slower 
 Option2: faster 
 Explanation: The harder the batter hits the ball, the greater will be its acceleration.

SOLUTION: faster

PROBLEM: Question: James was going mountain climbing and decided to perform an experiment. He took the temperature at the base of the mountain, then took the temperature at the top of the mountain. Which area registered a lower temperature? 
 Option1: top of the mountain 
 Option2: base of the mountain 
 Explanation: Glaciers often form in the mountains because higher altitudes are colder and more likely to have snow that falls and collects.

SOLUTION:
top of the mountain