Allison has been offered a job with two salary options. The first options is modeled by the function f(x) = 500x + 31, 000 where f(x) is her salary in dollars after x years. The second option is represented by the function g(x); =29,000(1.04)^ x where g(x) is her salary in dollars after years . If Allison is not planning to keep her position for more than 3 years, which salary option should she choose ?