Why do you think people who mastered farming and herding developed stronger civilizations than those who hunted , gathered , or foraged ?

Explanation:

the nomads were constantly moving around to get food. they didn't have time to et up an army

Those who mastered farming and herding developed stronger civilizations due to them being able to actively manage their food supplies and could grow the exact amount they needed, they could even trade their surplus for other goods.

Explanation:

the correct answer is d

most people now work in jobs where they do one  kind  of work; they are carpenters, bankers, cooks, mechanics, and so forth. likewise, most  businesses produce  only certainkinds  of  goods  or  services, such as cars, tacos, or gardening  services. this feature of  production  is known as specialization.