Teacher: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.
Teacher: Now, understand the problem? Solve this instance: Context: Robert Stephen Ingersoll (January 28 1914 August 22 2010) was an American businessman and former diplomat. Ingersoll was Chief executive officer and Chairman of the Board of BorgWarner and his international business experience was an important factor in his selection as United States Ambassador to Japan from 1972 to 1973 and assistant Secretary of State for East Asian and Pacific Affairs from 1973 to 1974 both during President Richard Nixon's term in office.
Question: The document can be classified to which topic?
Options: 1)WrittenWork, 2)OfficeHolder, 3)NaturalPlace, 4)MeanOfTransportation
Student:
2