Find an Equation of the Secant Line Containing (1, F(1)) $f ( x ) = \frac { 2 } { x + 1 }$

Multiple Choice

Find an equation of the secant line containing (1, f(1) ) and (2, f(2) ) .
- $f ( x ) = \frac { 2 } { x + 1 }$

A) $y = \frac { 2 } { 3 } x + \frac { 1 } { 3 }$
B) $y = \frac { 1 } { 3 } x + \frac { 2 } { 3 }$
C) $y = \frac { 1 } { 3 } x + 2$
D) $y = - \frac { 1 } { 3 } x + \frac { 4 } { 3 }$