Nonlinear Integer Programming Models Offer Additional Challenges for Solution Algorithms

Multiple Choice

Nonlinear integer programming models offer additional challenges for solution algorithms because:

A) The values of reduced gradients are valid only at the point of the optimal solution.
B) The values of Lagrange multipliers are valid only at the point of the optimal solution.
C) The generalized reduced gradient algorithm cannot differentiate local and global optima.
D) All of the above