Plan B is represented by the function f(x) = 0.01 + 0.05x2 , where x is the number of weeks. Nancy wants to have the highest savings possible after a year. Nancy picks Plan B. Her decision is A. correct, because Plan B is an exponential function and will increase at a faster rate B. correct, because Plan B is a quadratic function and will increase at a faster rate C. incorrect, because Plan A will have a higher value after 1 year D. incorrect, because Plan B is a quadratic function and will increase at a slower rate