What are the three drums that accompany during spiritual rituals?

The Lakota and the Kiowa tribes kept a "winter count" to

a. determine optimal planting times. b. mark the buffalo herds' migrations. c. keep track of the tribes' populations. d. record family or tribe history.

When were acrylic paints developed?

a)  late eighteenth century b)  mid-nineteenth century c)  early twentieth century d)  mid-twentieth century