3t Let F(t) = . Identify a correct description of F(t). t2 - 9 O F(t) is even and one-to-one. O F(t) is odd and one-to-one. O F(t) is even but not one-to-one. O F(t) is odd but not one-to-one. O F(t) is neither even nor odd, but it is one-to-one