State whether the following is common knowledge or material that should be credited. there is enough concrete in hoover dam to pave a standard highway, sixteen feet wide, from san francisco to new york city.

- common knowledge

- material that should be credited

Read the excerpt from martin luther king jr.’s “i have a dream” speech. the negro is still languishing in the corners of american society and finds himself an exile in his own land. and so we’ve come here today to dramatize a shameful condition. the emotional connotation of the underlined word king express his a. indecision. b. hopefulness. c. spirituality. d. outrage.