Final answer:
The federal government recognizes indigenous tribes in Washington as separate governments with their own laws to manage individual tribal members and their property, the tribe's natural resources and land, and the tribe's economic activities and businesses.
Step-by-step explanation:
The federal government recognizes indigenous tribes in Washington as separate governments, with their own laws and authority. Tribal laws are designed to manage individual tribal members and their property, the tribe's natural resources and land, and the tribe's economic activities and businesses. Therefore, the correct answer is (d) All of the above.