Answer: Chief Joseph speaks formally to the U.S. leaders, reminding them of General Howard's terms for surrender by saying he has kept them "in his heart." Although he is the one surrendering, by beginning his speech this way he emphasizes the responsibilities the victors have to fulfill their promises.
Explanation:
The subjunctive mood or the imperative mood
The topic sentence for the paragraph above is A. Sentence 1. A topic sentence is supposed to give the general idea of a paragraph. Sentence 1 briefly describes what and where plates are in the Earth's crust. The rest of the sentences give more detail about tectonic plates.