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 VIEW inventory AS SELECT isbn,title,retail price
FROM books
WITH READ ONLY;

A) ​The command creates a simple view.
B) ​DML operations are NOT allowed on the data displayed by the view.
C) ​A view named INVENTORY did not previously exist.
D) ​all of the above