Select the letter of the correct answer. What cause and effect relationship is described in this Article? Press enter to interact with the item, and press tab button or down arrow until reaching the Submit button once the item is selected ABecause cumbia allows for plenty of regional and stylistic variations, it now uses nontraditional instruments such as the clarinet, bongo drums, horns, and piano. BSince native South Americans wanted to add visual appeal to cumbia, they introduced the swirling skirts often worn by cumbia dancers. CBecause cumbia is a mix of traditions from three continents—Africa, South America, and Europe—, it's regarded by many as the music that unifies Latin America. DSince cumbia's distinctive rhythm is a musical element that started in Africa, all of the instruments used in traditional cumbia music are African.