You administer a Microsoft SQL Server database named Contoso that contains a single user-defined database role namedBillingUsers.
All objects in Contoso are in the dbo schema.
You need to grant EXECUTE permission for all stored procedures in Contoso to BillingUsers.
Which Transact-SQL statement should you use?
A. CREATE ROLE proc_caller
GRANT EXECUTE ON Schema: : dbo TO proc_caller
ALTER ROLE proc_caller ADD MEMBER BillingUsers
B. GRANT EXECUTE ON INFORMATION_SCHEMA.ROUTINES TO BillingUsers
C. EXEC sp_addrolemember ‘executor’, ‘BillingUsers’
D. CREATE ROLE proc_caller
GRANT EXECUTE ON ALL PROCEDURES TO proc_caller
ALTER MEMBER BillingUsers ADD TO ROLE proc_caller
