Read the excerpt from the passage and the dictionary entry. (6) Usually, at the beginning of school, there was a great uproar which could be heard in the street, desks opening and
closing, lessons repeated aloud in unison, with our ears stuffed in order to learn quicker, and the teacher's stout [shout]:
(7) "A little more quieti"
unison (yu na san, -zan)

1. coincidence in pitch of two or more musical tones, voices, etc.
2. the performance of musical parts at the same pitch or at the octave.
3. a sounding together in octaves, esp. of male and female voices or of higher and lower instruments of the same class,
4. a state or process in which all members or elements behave in the same way at the same time.
Which dictionary definition matches the use of the word unison in the passage?
Def 1
Def 2
Def 3
Def 4

Which of the following best describes the central idea of the article? a the tuskegee airmen started the civil rights movement by proving that black pilots are more skilled than white pilots. b the tuskegee airmen proved that black and white pilots had the same potential, which break racial barriers. c despite breaking racial barriers, the tuskegee airmen faced racial discrimination and were never recognized for their military success. d black pilots in the military had to work twice as hard as white pilots, and due to a lack of funds they were underprepared.

Which secondary effect of advertisement happens when a customer is satisfied by a product and buys it for a second time?

Read the excerpt from "home front diary." jimmy simmons stopped by today to tell me that he had enlisted in the army. he asked me if i would write to him, and i said i would. i told him that i've been writing to my uncle arthur and susan's cousin john for about a year, and as an experienced correspondent i had some advice about all the censorship. "don't write down any information about your location or the number of soldiers in your unit because the censors will cut all of that away," i said. "in my experience, loose lips not only sink ships, they make letters look like snowflake decorations! ” well, he belly laughed over that one. how is the author's perspective different from jimmy's? the author has been to war and she can give jimmy advice. jimmy has become a soldier and does not believe the author’s advice. the author has experience writing to soldiers but jimmy does not. jimmy has more experience at letter writing than the author.