By selling movies as online downloads or by allowing viewers to rent them as streaming video, production companies reduced the cost of making DVD discs.

Aristotle's Poetics

A. outlined how to write a comedy. B. analyzed the components of tragedy. C. provided performance advice to actors. D. was written alongside dramas by Aeschylus, Sophocles, and Euripides.

Daguerreotypes are made on polished metal plates.

a. true b. false