Given the task definition and input, reply with output. 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: Mount Elizabeth is a mountain to the east of Tambo Crossing in East Gippsland Victoria Australia. It lies within the Mount Elizabeth Nature Conservation Reserve managed by Parks Victoria. The reserve which covers 5234 hectares was established in 1984. The reserve is the only known location where the endangered plant species leafy nematolepis (Nematolepis frondosa) occurs.
Question: The document can be classified to which topic?
Options: 1)MeanOfTransportation, 2)Building, 3)Film, 4)NaturalPlace, 5)Village
4