Admiration for a New and Clever Phrase;the Development of a Specialized

Multiple Choice

Admiration for a new and clever phrase;the development of a specialized vocabulary to distinguish a professional group;the efforts of the members of the upper class to distinguish themselves from the lower classes by maintaining a distinct mode of pronunciation.What may all of these contribute to?

A) linguistic divergence
B) vocal segregation
C) frame substitution
D) core vocabulary