Find the Equation of the Tangent Line to the Graph $\left( \frac { \pi } { 4 } , 1 \right)$

Multiple Choice

Find the equation of the tangent line to the graph of f(x) = tan x at $\left( \frac { \pi } { 4 } , 1 \right)$ .

A) y = 2x + 1 - $\frac { \pi } { 2 }$
B) y = 2x - $\frac { \pi } { 2 }$
C) y = 2x - 1
D) y = 2x + $\frac { \pi } { 2 }$
E) none of these