What should you create?

You have a table named Table1 that stores customer data.
Each customer has a credit limit that can only be discovered by querying multiple tables.
You need to ensure that the value of the credit limit is returned by executing a query on
Table1.
What should you create?

A.
A trigger that uses a ranking function

B.
A trigger that uses a table-valued function

C.
A calculated column that uses a table-valued function

D.
A calculated column that uses a scalar function