The South feared the North's: O A. Rapid population growth.
O B. City culture.
O C. Cash crop production.
O D. Cotton boycott.

B. City culture

Explanation:

In the 1700s and 1800s, the US North started to become more industrialized and urban.

Especially with the Industrial Revolution, a new city culture started to emerge.

Consumerism and individualism became tied to the growth of factories and modern infrastructure that began to develop.

The South feared this distinct city culture of the North because it intensified sectionalism between the 2 regions.

So, the correct answer is B.

What year was the civil war fought? How long was the civil war?

The civil war was fought between 1861 and 1865 and lasted 4 years.

When did the civil war end? Where did the civil war end? How did the civil war end?

The most often cited official date of the end of the civil war is April 9, 1865 when General Robert E. Lee surrendered the Army of Northern Virginia at the McLean House in the village of Appomattox Court House. There were battles and skirmishes after this date, but this is generally considered the official end of the civil war.

Who fought in the civil war?

The civil war was fought between the Union states (Northern states) and the states of the Confederacy (Southern states).

The generals involved were names...

If it's not useful, feel free to report for mistake in answer. -_-