​Which Statement Is True About the View Created with the Following

Multiple Choice

​Which statement is true about the view created with the following command?
CREATE OR REPLACE VIEW inventory
AS SELECT isbn,title,retail price
FROM books;

A) ​The command creates a complex view.
B) ​DML operations are not allowed on the data displayed by the view.
C) ​A database object named INVENTORY may already exist.
D) ​all of the above