Q: 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.
Context: Surya (Russian: ) is a river in Perm Krai Russia a right tributary of Uls River which in turn is a tributary of Vishera River. The length of the river is 21 km. It flows into the Uls River 56 km of its mouth.
Question: The document can be classified to which topic?
Options: 1)EducationalInstitution, 2)Village, 3)NaturalPlace, 4)Building, 5)Album
A:
3