What should the error condition test against?

In add-on and renewal scenarios, Universal Containers wants to disable the selection of one-time setup fees in bundles that have previously been sold to the client. The Admin will create a Product Selection Rule that will check if the number of previously sold setup fees is greater than 0.

What should the error condition test against?
A . Use Subscription as Tested object and Subscription Name as Tested Field.
B . Use Asset as Tested Object and Asset Name as Tested Field.
C . Use a Tested Variable that counts the number of existing setup fee Assets.
D . Use a Tested Variable that counts the number of existing setup fee Subscriptions.

View Answer

Answer: D