What is an example of a classic musical instrument?

The piano is considered a classic musical instrument due to its significant role in Western music history and its versatility in a variety of musical styles, including classical, jazz, and popular music. It has been a staple in both solo and ensemble performances since its invention in the early 18th century, providing a wide range of dynamics and tonal colors that make it suitable for diverse musical expressions. The piano also serves as an important pedagogical tool in music education, often being one of the first instruments learned by students. Its complexity, with 88 keys that allow for intricate melodies and harmonies, highlights its importance and enduring popularity in the realm of classical music.