Art and Culture

Every year, a month long ecologically important campaign/festival is held during which certain communities/tribes plant samplings of fruit-bearing trees. Which of the following are such communities/tribes?

With reference to ‘Changpa’ community of India, consider the following statements:
1. They live mainly in the State of Uttarakhand .
2. They rear the Pashmina goats that yield a fine wool.
3. They are kept in the category of Scheduled Tribes.
Which of the statements given above is/are correct?