The correct answer is: a) Beads and feathers.
Traditional Meghalayan jewelry often incorporates beads and feathers. The beads are typically made from materials such as wood, bone, ivory, or semi-precious stones. The feathers are often from birds such as the hornbill, peacock, or parrot. The jewelry is often worn as a symbol of wealth, status, and beauty.
Option b) is incorrect because silver and gold are not typically used in traditional Meghalayan jewelry. Option c) is incorrect because precious stones are not typically used in traditional Meghalayan jewelry. Option d) is incorrect because carved wood is not typically used in traditional Meghalayan jewelry.