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: The Inyo Mountains are a short mountain range east of the Sierra Nevada mountains in eastern California in the United States. The range separates the Owens Valley to the west with Saline Valley to the east extending for approximately 70 mi (130 km) SSE from the southern end of the White Mountains from which they are separated by Westgard Pass to east of Owens Lake.Geologically the mountains are a fault block range in the Basin and Range Province at the western end of the Great Basin.
Question: The document can be classified to which topic?
Options: 1)Building, 2)Animal, 3)EducationalInstitution, 4)NaturalPlace
A:
4