What is the most important quote from martin luther king jr's "i have a dream" speech

Which quotation correctly uses ellipsis to shorten twain’s words?

Which resource might provide a student who is just starting a research project with a list of credible sources of information to consult? o a. a biography of an early computer scientist o b. an article on new developments in computing o c. a book about programming languages o d. an online encyclopedia article or wiki

What language device is used in the highlighted text?