Question 5.58 from Kroenke12

Examine the subscription form shown in Figure 5-53. Using the structure of this form, do the following:

Figure 5-53 Subscription Form

5.1  Create a model with one entity. Specify the identifier and attributes.

5.2  Create a model with two entities, one for customer and a second for subscription. Specify identifiers, attributes, relationship name, type, and cardinalities.

5.3  Under what conditions do you prefer the model in A to that in B?

5.4  Under what conditions do you prefer the model in B to that in A?