Answer:
Check below for the explanation
Step-by-step explanation:
Descriptive languages are indirect languages that are expected to be identified from the context in which they are used while direct language while direct language is a written or spoken language that communicates meaning as clearly, concisely and candidly as possible.
The purpose of descriptive language is to make language more more colorful, polite, entertaining or intentionally difficult to understand.
a) The difference in the languages used clearly explains the difference in the educational and literacy levels of the audiences both speakers are addressing. It is clear that Jackson is addressing an audience of elites and of high literary ability while Rutledge is addressing an audience of average literary and literacy abilities.
b) Jackson wants to express the beauty of language with the use of his words and not sound too simplistic while Rutledge wants to be clear enough to ensure that his audience understands the message being passed across.