Longest frontier 16416 km exists between: A) China & India B) Australia & Japan C) Canada & USA D) USA & Mexico Related MCQs: Khushans ruled from eastern Iran to the Chinese frontier and south to the ..? The name of the province “North West Frontier Province” was changed to Khyber Pakhtunkhwa, under which amendment of the Constitution? Word Art option exists in: Drop cap option exists in: