Every homework or study problem includes a set of learning aids positioned in the question help menu in the upper right$-$hand comer of the exercise window, although the learning aids available may vary from problem to problem.

The eText learning aid will appear with every exercise. It will take you to the page of your textbook that covers the same material as the question you're working on$.$

Try it now. Click the eText icon, read the definition of a shortage listed on that page, and then click the answers that correctly complete this statement:

Complete the statement $$ A shortage is the amount by which the exceeds the