A speech about civil unrest and why it occurs is an example of what type of speech?

Which statement is an historical example that supports her thesis statement?

Ased on the context of the passage, what is a bunburyist? a. someone who creates an imaginary person b. a guardian who neglects his responsibilities c. a person whose health changes with their location d. a friend with whom you can share secrets

How does evidence support the claim? claim: the great wave is the most historically significant artifact within japanese culture