Answer:
shouting
jostling
fists
weapons
Step-by-step explanation:
The author achieves this atmosphere through their choice of words and the world they build. The author sets the mood through the way he or she describes the characters' activities, and the ambiance is the feeling that these descriptions inspire.
As we approached behind them, we could see only the clusters of white people that stretched for a distance of two blocks along the entire span of the school building. My mind could take in the sights and sounds only one by one: flashing cameras, voices shouting in my ears, men and women jostling each other, old people, young people, people running, uniformed police officers walking, men standing still, men and women waving their fists, and then the long line of uniformed soldiers carrying weapons just like in the war movies I had seen.