Purpose and effect on the audience?

in the thematic approach, an interpreter relies on a central theme (i.e., a major point or message) to guide development of a communication activity or device. in presenting the activity or device, the thematic interpreter develops the theme in such a way that it will be highly relevant to an audience.

explanation:

im not entirely sure what you're asking.

the positive connotations of the words "pretty," "quiet," and "silence" give the excerpt a tone of nervousness. i think its this