You have a Microsoft SQL Azure database named DBAzurel. DBAzurel contains a table named Orders that stores sales data. Each order has a sales total that can only be discovered by querying multiple tables. You need to ensure that the value of the sales total is returned by executing a query on Orders. What should you create?
A. A calculated column that uses a scalar function
B. A trigger that uses a table-valued function
C. A calculated column that uses a table-valued function
D. A trigger that uses a ranking function