View the Exhibit and examine the data in the PRODUCT INFORMATION table. Which two tasks would require subqueries？ （）

A.displaying the minimum list price for each product status

B.displaying all supplier IDs whose average list price is more than 500

C.displaying the number of products whose list prices are more than the average list price

D.displaying all the products whose minimum list prices are more than the average list price of products having the product status orderable

E.displaying the total number of products supplied by supplier 102071 and having product status OBSOLETE