Which leadership approach is likely to backfire when group members lack the skills or training to work autonomously?

Slang is best described as

a. the language of the youth. b. words that mean something to elders, regardless of their culture or individual experiences c. words that people we know would probably understand, but people from other communities, groups, or even countries would not d. words used by artists in music, the arts or ballet.

Vocal variety includes varying which of the following qualities?

A. Volume B. Rate C. Pauses D. All of the above