This question evaluates understanding of MySQL foreign key constraints, including referential integrity, self-referential keys, and data type compatibility.
MySQL: Which of the following statements is false? A) A column might have a foreign key reference to itself. B) MySQL supports foreign key references between one column and another within a table. C) Corresponding columns in the foreign key and the referenced key must have similar data types. D) None of the above; all statements are correct. Select the single false statement and briefly justify.