Consider the Following Constraints from a Two-Variable Linear Program

Multiple Choice

Consider the following constraints from a two-variable Linear Program.
(1) X ≥ 0
(2) Y ≥ 0
(3) X + Y ≤ 20
(4) 2X + 5Y ≤ 70
If constraints (3) and (4) are binding, what is the optimal solution (X, Y) ?

A) (0, 20)
B) (20, 0)
C) (10, 10)
D) (0, 14)
E) (35, 0)