Question

What does Freneau admire about the burial rites of Native Americans, as described in "The Indian Burying Ground"?

Answer 1

He admired that the rites implied that the deceased will live actively after death. 

Answer 2

The rites imply that the deceased will live actively after death.

The Indians  bury their dead in a sitting position. This sitting position is a sign that they are still active in the world they will go to after death. For the Indians, death is not end but it is a release for life is seen as bondage.