Beethoven's compositional output is frequently categorized into three different periods: Early, Middle, and Late. Each period corresponds chronologically with his life, and each period also features distinct musical qualities that set it apart from his other compositional periods.
Answer:
The most substantial populations of indigenous people are in India, which constitutionally recognizes a range of "Scheduled Tribes" within its borders. These various people number about 200 million, but these terms "indigenous people" and "tribal people" are different.