Using notes to speak ________

In regard to conversational turn taking and power, what does it mean when one person attempts to interrupt another for the floor?

a. "It is my turn; you be quiet." b. "I'm challenging you." c. "I'm inconsiderate." d. "I don't like you."

Raising your hand near your ear is an example of a back-channeling cue to _______

a. indicate agreement or disagreement b. indicate topic change c. pace the speaker d. ask for clarification