What most likely signals a text is nonfiction

Is the sentence “ironically, although approximately seventy-one percent of the earth is covered by water, thirty-three percent of its land area is desert.” a phrase or a clause?

Which techniques does president reagan use in this excerpt? select three options. pathos ethos shift understatement overstatement mark this and return save and exit

Which statement from the tinker v. does moines court decision best supports the reasoning that the conduct of the student protesters was within the protection of the free speech clause of the first amendment