Noktundo is disputed territory of ____________?

A. Pakistan and china
B. New Zealand and Australia
C. Russia and North Korea
D. None of these

Explanation:

Noktundo is a former island (currently a peninsula) in the delta of the Tumen River on the border between Primorsky Krai, Russia and North Korea. The area of the island was 32 square kilometres (12 sq mi). In the 15th century, Noktundo belonged to the Jurchen.