In this task, you are given a text which is the body of a document. You are given a question and options. Pick the correct number. Don't generate anything else apart from the numbers provided in options.
Q: Context: Revealing is an album by American guitarist James Blood Ulmer featuring George Adams Cecil McBee and Doug Hammond recorded in 1977 and released on the In + Out label. The album marks the first recording by the guitarist but was not wideley issued outside Europe before 1990.
Question: The document can be classified to which topic?
Options: 1)WrittenWork, 2)Album, 3)MeanOfTransportation, 4)Artist, 5)Building
A:
2