Find a Cartesian Equation for the Line Whose Polar Equation $r \cos \left( \theta - \frac { \pi } { 6 } \right) = 2$

Multiple Choice

Find a Cartesian equation for the line whose polar equation is given.
- $r \cos \left( \theta - \frac { \pi } { 6 } \right) = 2$

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