Find the Slope of the Line That Passes Through the Given

Multiple Choice

Find the slope of the line that passes through the given points.
- $( 7,1 )$ and $( 2,8 )$

A) $\frac { 7 } { 5 }$
B) 1
C) $- \frac { 7 } { 5 }$
D) $- \frac { 5 } { 7 }$