In seattle's speech, he states, "yonder sky has wept tears of compassion on our fathers for centuries untold". this statement is an example of

a. a simile.

b. technical nonfiction.

c. an allusion.

d. personification.

This statement is an example of a D. personification. Personification is a figure of speech in which innanimate objects get the characteristics of animate, usually human beings. So, here, the sky "has wept tears" which is obviously something the sky cannot do - the personification here is used to say that it's raining, but in a more poetic way.