Question

What is the effect of using the phrases "the army, the navy, the air force of letters” and "jamming up” to describe Aunt Emily’s correspondence?

It creates an overwhelmed mood, describing the correspondence as large in scale, and suggests that it is invading Nomi’s life.
It creates an overwhelmed mood, using military terminology to show Aunt Emily as more accomplished in her career than Nomi is.
It creates an uneasy mood, showing that the author is disapproving of how mail is being delivered.
It creates an uneasy mood, suggesting that the author wants these letters to create a conflict

Answer 1

It creates an overwhelmed mood, describing the correspondence as large in scale, and suggests that it is invading Nomi’s life.

Explanation: the military imagery ("army, navy, air force") emphasizes the sheer number and force of the letters, while "jamming up" conveys clogging or intrusion — together they show Nomi being overwhelmed and besieged by Aunt Emily’s mail.