The valley of ashes symbolizes the negative economic impact of prohibition laws the emotional turmoil and feelings of the characters the working class who enable the lifestyles of the wealthy gatsby’s

The answer is organized crime. Powerful characters were related to organized crime that was their source of fortune.

Explanation:The novel is located in the 20s in the United States, shows the evolution of jazz music, smuggling and all kinds of criminal activities.

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an effect of the steamboat's popularity was that people began building canals in the united states and europe. this was done to find another way to transport goods across the country and in that time, transportation using the river was very slow and dangerous. it depended entirely on manpower and the current of the river. that all changed in the late 1700's when steamboats were introduced. they soon revolutionized travel and trade through the river and dominated the waterways. eventually, other means of transportation took over from the steamboats, but there was a time that they the united states to expand to the west.

d

explanation: