Which of the following is true for how the InnoDB storage engine uses diskspace?

A. It stores its data, index and undo information all in its own tablespace.
B. It stores its data in .MYD files, in the respective database directory, and its index and undo information in its own tablespace.
C. It stores its data and index in .MYD and .MYI files, in the respective database directory, and undo information in its own tablespace.
D. It stores its data, index and undo information in .MYD and .MYI files, in the respective database directory.

Answer: A

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