Which of the Following Is True About Perfection of Fixtures

Which of the following is true about perfection of fixtures?

A) Automatic perfection does not apply for consumer goods that are yet to become fixtures.
B) A creditor who relies on attachment for perfection will prevail against other creditors who hold an interest in the good to which the consumer good is attached.
C) Fixture filing is always necessary to perfect the security interest in any good.
D) A creditor with a security interest in a consumer good that will become a fixture,obtains perfection merely by attachment of her security interest to a consumer good.