When Dropping a Primary Key Column from a Table,which of the Following

Multiple Choice

When dropping a primary key column from a table,which of the following steps are included in the process? (The order of the steps listed below is not relevant,only the steps themselves. )

A) Drop the primary key constraint from the table
B) Drop the primary key column from the table
C) Drop the foreign keys in other tables based on the primary key column
D) A and B
E) A,B and C