The equation of line 1 is $y=3x+4$ and the equation of line 2 is $3y = 9x+12$. The relationship between the two lines is

Question

$\begin{array}{1 1} (a)\; \text{They are parallel lines} \\ (b)\; \text{They are perpendicular lines} \\ (c)\; \text{Both the equation represent the same line} \\ (d)\; \text{They are overlapping lines} \end{array}$