For the given rational function, answer parts a-c. X f(x) = 2 -4 a) Determine the domain. b) Determine the y-intercept (if any). c) Determine the x-intercepts. a) Select the correct choice below and fill in any answer boxes within your choice. A. The domain of f(x) is {x/} (Type an inequality in the form x # . Use integers or fractions for any numbers in the expression. Use a comma to separate answers as needed.) O B. There are no restrictions. b) Select the correct choice below and fill in any answer boxes within your choice. O A. The y-intercept is y =. (Type an integer or a simplified fraction.) O B. There is no y-intercept. c) Select the correct choice below and fill in any answer boxes within your choice. O A. The x-intercepts are x = (Type an integer or a simplified fraction. Use a comma to separate answers as needed.) O B. There is no x-intercept