Assignment:
Select the point which is in the feasible region of the system of inequalities:
4x + y < 8
2x + 5y < 18
x > 0, y > 0
A. (2,4)
B. (-1,2)
C. (1,3)
D. (4,1)
Provide complete and step by step solution for the question and show calculations and use formulas.