What archetype that is a setting is found in “the blackfeet genesis," "coyote finishes his work," "the earth only,"
and “the sky tree"?
a. sky land
b. earth
c. the knees
d. a lake

B, the ans is the Earth.

According to:

“The Blackfeet Genesis"

Old Man make the first people--mother and child were made out of clay.

"The Earth Only"

The earth will last forever.

"The Sky Tree"

Aataentsic throw herself down the hole after the tree because without tree, there can be no life.

They mentioned about nature so all of them leads to Earth.

he is suggesting that this widow is a strong woman, who is giving constructive criticism and she has enough to worry about, and she takes care of him, so he does not take it to heart.