The shaded region in the figure given is the solution of which of the inequations?
1
x + y ≥ 7, 2x - 3y + 6 ≥ 0, x ≥ 0, y ≥ 0
2
x + y ≤ 7, 2x - 3y + 6 ≥ 0, x ≥ 0, y ≥ 0
3
x + y ≤ 7, 2x - 3y + 6 ≤ 0, x ≥ 0, y ≥ 0
4
x + y ≥ 7, 2x - 3y + 6 ≤ 0, x ≥ 0, y ≥ 0