Ethos calls attention to the authors credentials.
Answer:
Coherence in writing is the logical bridge between words, sentences, and paragraphs. Through the use of signposts and traditional words, parallelism, consistent point of view, and repetition, you can increase the coherence of your writing
There defination to sable used in the line is...
Firmly fixed
" And draws the firm;y fixed curtains of the night,"
the protagonist (Delancey) is a strong older sister going through the struggle of raising her younger sisters.