Generate a correct and concise answer for the question based on the words in the context.

Context : ISO 3166-2:ZA is the entry for South Africa in ISO 3166-2, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), which defines codes for the names of the principal subdivisions (e.g., provinces or states) of all countries coded in ISO 3166-1. 
Question : Who set the standards for ISO 3166-2:ZA?
International Organization for Standardization

Context : Statesmen of World War I is an oil on canvas painting by Sir James Guthrie, completed in 1930, shortly before Guthrie's death. 
Question : What material was used for Statesmen of World War I?
canvas

Context : The phrase ``The Long Gray Line'' is used to describe, as a continuum, all graduates and cadets of the United States Military Academy at West Point, New York. 
Question : Which place is The Long Gray Line in?

New York