Colorful bead necklaces and ornaments are a significant part of the traditional attire of tribes like the:

Adi
Nyishi
Wancho
All of the above

The correct answer is: d) All of the above.

Colorful bead necklaces and ornaments are a significant part of the traditional attire of tribes like the Adi, Nyishi, and Wancho. These tribes are found in the state of Arunachal Pradesh in India. The beads are made from a variety of materials, including glass, stone, and seeds. They are often used to create intricate patterns and designs. The necklaces and ornaments are worn by both men and women, and they are often seen as a symbol of wealth and status.

The Adi are a large tribe that is found in the central and eastern parts of Arunachal Pradesh. They are known for their colorful traditional dress, which includes bead necklaces and ornaments. The beads are often made from glass, stone, and seeds. They are used to create intricate patterns and designs, which are often seen as a symbol of wealth and status.

The Nyishi are a tribe that is found in the western parts of Arunachal Pradesh. They are also known for their colorful traditional dress, which includes bead necklaces and ornaments. The beads are often made from glass, stone, and seeds. They are used to create intricate patterns and designs, which are often seen as a symbol of wealth and status.

The Wancho are a tribe that is found in the southern parts of Arunachal Pradesh. They are also known for their colorful traditional dress, which includes bead necklaces and ornaments. The beads are often made from glass, stone, and seeds. They are used to create intricate patterns and designs, which are often seen as a symbol of wealth and status.