Which of the Following Is Not True About Fixtures

Which of the following is not true about fixtures?

A) An item,such as a shelving unit,might be a fixture in some buildings,but not in others.
B) Factors considered in whether something is a fixture include the intent of the person who attached it and whether damage would be done to the building upon the item's removal.
C) A real property contract must list the fixtures to be included in the sale in order for them to be part of the sale.
D) Fixtures usually were personal property prior to becoming a fixture.