Who set about converting the Muybridge sequence of photographs into a series of silhouettes for a projecting Zoetrope?

What five types of speeches combine deliberative and ceremonial goals?

What will be an ideal response?

In the context of methods of informing, effective demonstrations require:

a. developing a hierarchy of steps. b. delivering lengthy expository speeches. c. using third-person voices. d. discussing multiple views on a topic.