Adecision making grid is a visual way to
a. identify shortages
b. selling goods or services
c. examining opportunity costs
d. making marginal decisions

C. examining opportunity costs

Explanation:

The decision making the grid is composed or is made of the tool that is made to make a wide decision in the range of the contexts and helps the student make the financial decision and thus they are associated with the best choice of the least cost. And is an efficient way to examine the opportunity cost that is available to man.

Dall of the above all of the choices make sense