This is a tricky question. All starting peoples had to hunt and gather food. However, this question asks for a civilization. A generalization answer would be foraging cultures, such as the <span>Dobe Ju'hoansi group in Africa or pastoral societies. </span>
The reason why Carnegie Steel was an example of Vertical Integration was that the company controlled every step of steel production and distribution.
<h3>What is vertical integration?</h3>
Vertical integration refers to when a company takes over processes along the chain of production and distribution.
Carnegie Steel controlled every step in the steel production chain which meant that it engaged in vertical integration.
Find out more on veritcal integration at brainly.com/question/19815172.
Answer:
i) 4÷24=1 by6 ii)6÷12=1 by 2 iii)3÷9=1 by3