You need to grant only the necessary permissions

You administer a Windows Azure SQL Database database named Inventory that contains a stored
procedure named p_AddInventory.
Users need to be able to SELECT from all tables in the database and execute the stored procedure.
You need to grant only the necessary permissions.
What should you do?

A.
Grant EXECUTE permission on p_AddInventory to all users. Grant VIEW DEFINITION to all users.

B.
Grant EXECUTE permission on p_AddInventory to all users. Add all users to the db_datawriter
role.

C.
Add all users to the db_owner role.

D.
Grant EXECUTE permission on p_Add!nventory to all users. Add all users to the db_datareader
role.