If A is at (3, -1) and B is at (5, 6) what is the slope of the perpendicular bisector of segment \(\overline { AB } \) ?
(A)\(-\frac { 7 } { 2 } \) (B)\(-\frac { 2 } { 5 } \) (C)\(-\frac { 2 } { 7 } \) (D)\(\frac { 2 } { 7 } \) (E)\(\frac { 2 } { 5 } \)
C