Task: Text Categorization
Input (English): Context: Artifacts II: 1989–1994 (2008) is the second collection of previously unreleased demos by Acumen Nation recorded at various home studios from 1989–1994 with new EQ and mastering. The collection features material originally performed as Acumen Nation and later for the DJ? Acucrack debut only to be discarded. The album celebrates the band's roots in the WaxTrax! era dedicated to the memory of Jim Nash.
Question: The document can be classified to which topic? 
Options: 1)Plant, 2)NaturalPlace, 3)Company, 4)Album, 5)Building
Output (English): 4