When an informative speaker is careful to avoid jargon and acronyms the audience may not be familiar with, they are observing which characteristic or trait of good informative speaking?

Familiar Language.

Explanation:

Public speaking is a method of communication where a single speaker is giving a speech to a group of people.

When conducting a public speech, a speaker needs to consider the audience he would be speaking to, and ensure that the language he uses is clear to them avoiding acronyms and jargons that his audience is not familiar with: this is a good speaking quality known as the use of familiar language.

there is not such an "uncle" in the poem "a servant to servants". the narrator refers to many characters -particularly her brother and her husband- both suffering from mental illness. the woman is also suffering because she does something to but she is not happy with the situation.

the poem has a dramatic monologue about the woman life's circumstances and her traumatic events form the past.

"a servant to servants" is a poem written by robert frost, and is part of a collection of poems "north of boston", of 1915.