The area (in sq. units) of the region $\{(x, y) : x/0, x+y≤3, x2≤4y \;and\; y≤1+ x \}$ is :

Question

$\begin{array}{1 1} (1)\large\frac{3}{2} \\ (2) \large\frac{7}{3} \\ (3) \large\frac{5}{2} \\ (4) \large\frac{59}{12} \end{array}$