Which of the following cities is situated at the confluence of the Tuo River and the Yangtze River: Luzhou or Xianning?
Luzhou: Luzhou (; Sichuanese Pinyin: Nuzou; Luzhou dialect: ), formerly transliterated as Lu-chou or Luchow, is a prefecture-level city located in the southeast of Sichuan Province, China. Luzhou:  Situated at the confluence of the Tuo River and the Yangtze River, Luzhou is not only an important port on the Yangtze river, but also the largest port in both size and output in Sichuan province since Chongqing seceded from Sichuan province in 1997.
i don't know