Why is it important to use citations within your research paper?

Which of the following is a characteristic of theme? a. it is the same as a moral b. it runs throughout a text c. it exist only in literature d. it is unique to each piece of work

Read the excerpt from martin luther king jr.’s "i have a dream” speech. and so let freedom ring from the prodigious hilltops of new hampshire. let freedom ring from the mighty mountains of new york. let freedom ring from the heightening alleghenies of pennsylvania. let freedom ring from the snow-capped rockies of colorado. let freedom ring from the curvaceous slopes of california. but not only that: let freedom ring from stone mountain of georgia. let freedom ring from lookout mountain of tennessee. let freedom ring from every hill and molehill of mississippi. from every mountainside, let freedom ring. the most likely reason king uses allusions in this part of his speech is to share his knowledge of american geography. compare northern and southern destinations. remind listeners about small-town accountability. encourage listeners to envision freedom everywhere.

Which would be the most credible source for researching the effects of smoking? letter from your grandfather web page about someone’s lung cancer report prepared by a tobacco company research article in a scientific journal