Answer:
A)total net benefits of alternatives; the change in net benefits.
Explanation:
Optimization can be regarded as process that gives description of
the choices that is been made by a businesses.
Optimization in levels can be regarded as method used in calculation of the net benefits which an individual can derives from different alternatives, as well as selection of the best alternative.
Optimization in differences on other hand, is a method that provides the calculation of the change in level of costs as well as the change in level of benefits in derivation of the change in net benefits.
It should be noted that Optimization in levels examines total net benefits of alternatives, while optimization in differences analyzes the change in net benefits.
