J.R.R. Tolkien (1892-1973) was not only a renowned author but also a distinguished philologist and professor of Anglo-Saxon at Oxford University. His deep knowledge of Old English, Middle English, Old Norse, Finnish, and Welsh profoundly influenced his creative work. Unlike most fantasy authors who create fictional worlds first and add languages as decoration, Tolkien's approach was inverted: he created complex, fully-functional languages with consistent grammar, phonology, and etymology, then built narratives and worlds where these languages could exist naturally. His most developed constructed languages (conlangs) include Quenya (inspired by Finnish) and Sindarin (inspired by Welsh), both Elvish languages with distinct characteristics. Tolkien invented these languages before writing "The Hobbit" or "The Lord of the Rings," and his fiction essentially served as a mythology to house his linguistic creations. Which statement accurately reflects Tolkien's unique contribution to fantasy literature and the relationship between his philological expertise and creative writing?