What language do the people of the Republic of Congo speak?

Kituba, also known as Munukutuba or Kikongo ya leta, is a creolized version of the Kikongo language. It is predominantly spoken in the southern region of the country, specifically in the cities of Pointe-Noire, Dolisie, and Brazzaville. Kituba is used in various domains, ranging from trade to religious practices, and has a strong presence in the cultural scene.