Calculate the Iterated Integral $$\int _ { 0 } ^ { 6 } \int _ { 0 } ^ { 3 } \sqrt { 4 x + 4 y } d x d y$$

Multiple Choice

Calculate the iterated integral. Round your answer to two decimal places.
$$\int _ { 0 } ^ { 6 } \int _ { 0 } ^ { 3 } \sqrt { 4 x + 4 y } d x d y$$

A) $94.26$
B) $134.26$
C) $114.26$
D) $84.26$
E) $74.26$