Passage: Final Fantasy IV has been ported to several other platforms with varying differences. An enhanced remake, also called Final Fantasy IV, with 3D graphics was released for the Nintendo DS in 2007 and 2008. The game was re-titled Final Fantasy II during its initial release outside Japan as the original Final Fantasy II and Final Fantasy III had not been released outside Japan at the time. All later localizations, which began to appear after Final Fantasy VII (released worldwide under that title), used the original title.

Question: Which gaming platform was the Final Fantasy IV released on?
Nintendo DS