<span>North America, South America (where the Incas lived), Africa, etc.</span>
The increased efficiency of machines like this reduces the time it takes to perform the tasks each did by older methods or means. For example, using a washing machine is more efficient than hand washing clothing. And there is a major time-saving benefit.
Answer:
The prompt requires causation processing because it is asking how trade networks affect state formation. Causation describes causes and effects of historical development and the question is asking for the effect trade networks have on state formation in West Africa. The question limits what the writer can include about trans-Saharan trade networks to only state formations and limits the networks to only trade networks. It also limits the location of networks to trans-Saharan and limits state formation to West Africa. The writer can choose different trade networks and can pick one or many West African states.
Explanation:
Economic reforms, mainly anything so Americans can get money.