Write a simpler function that agrees with the given function at all but one point. Use a graphing utility to confirm your result.

Which of the following functions agrees with the given function at all but one point?

A) (x2 - 48)/(x + 7)
B) (x2 - 50)/(x + 7)
C) (x2 - 49)/(x + 6)
D) (x2 - 49)/(x + 8)