In the Context of Referencing, Which of the Following Is

In the context of referencing, which of the following is true of the use of footnotes?

A) A list of footnotes can be included in an endnotes page at the end of the document in the order they appeared.
B) Footnotes are used in the Publication Manual of the American Psychological Association style of referencing.
C) The reader can conveniently refer to the source if the documentation is positioned before the text in the page.
D) Footnotes, which are usually placed at the end of a document, are referred to as bibliographies.