1) Use joining technique (WHERE commands is preferred[1]) to write a SQL query to display customer ID, customer name, and customer address for all the customers who are doing business with PVFC in the territory of Southwest. 2) Use subquery technique to write a SQL query to display customer ID, customer name, and customer address for all the customers who are doing business with PVFC in the territory of Southwest. 3) Use joining technique (WHERE command is preferred[1]) to write a SQL query to display order ID and order ID and order date for all the orders made by customers in the territory of Southwest. 4) Use subquery technique to write a SQL query to display order ID and order date for all orders made by customers in the territory of Southwest