Viola
At instrument.sitezora.com, a viola is defined as a type of stringed musical instrument belonging to the violin family, characterized by its warmer and more mellow tone compared to the violins. It typically features four strings and a slightly larger body size than the violin, with the instrument's typical tuning being C-G-D-A. Violas are often used in various musical genres, including classical, folk, and chamber music settings, due to their unique sonic properties and versatility.