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.

[EX Q]: Context: The EMD DD35A was a 5000 hp (3730 kW) diesel-electric locomotive of D-D wheel arrangement built by General Motors Electro-Motive Division exclusively for the Union Pacific Railroad. They were a cab-equipped variant of the previous cabless booster (B unit) EMD DD35 (sometimes erroneously called the 'DD35B'). Fifteen DD35A locomotives were built between May and July 1965; they were assigned road numbers 70 through 84.
Question: The document can be classified to which topic?
Options: 1)OfficeHolder, 2)MeanOfTransportation, 3)NaturalPlace, 4)Animal
[EX A]: 2

[EX Q]: Context: USS Saginaw Bay (CVE-82) was an Casablanca-class escort carrier of the United States Navy. She was laid down as MC hull 1119 on 1 November 1943 by the Kaiser Shipbuilding Company Inc. of Vancouver Washington; launched on 19 January 1944 sponsored by Mrs. Howard L. Vickery; delivered to the Navy on 2 March 1944 at Astoria Oregon; and commissioned the same day with Captain Frank C.
Question: The document can be classified to which topic?
Options: 1)Film, 2)MeanOfTransportation, 3)WrittenWork, 4)Plant
[EX A]: 2

[EX Q]: Context: Mongolicosa glupovi is a species of wolf spider found in the Russian republics of Altai Khakassia and Tuva.This is a dark-coloured spider up to 9.2 mm in length. The male is darker than the female with the tibia and tarsus paler than the rest of the leg. In females it is the coxa and patella which are slightly paler. (See arthropod leg#Chelicerata for details).
Question: The document can be classified to which topic?
Options: 1)Animal, 2)Album, 3)Village, 4)NaturalPlace
[EX A]:
1