Does the System Have a Unique Solution, No Solution, or Many

Multiple Choice

Does the system have a unique solution, no solution, or many solutions?
- $$\left\{ \begin{array} { l } 2 x - 4 y = 2 \\y = \frac { 1 } { 2 } x - \frac { 1 } { 2 }\end{array} \right.$$

A) No solution
B) A unique solution
C) Many solutions