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There are three broad types of nonexperimental research. Single-variable research focuses on a single variable rather than a relationship between variables. Correlational and quasi-experimentalresearch focus on a statistical relationship but lack manipulation or random assignment.
Answer:
Both diversity and technological advances are the result of a well-established and successful trade.
Explanation:
Islamic states exhibited effective trade routes, causing them to establish successful trade, especially between Asia and the Middle East. This trade attracted people from many different regions and cultures, as a result of which, there was a strong cultural exchange and people who promoted a strong diversity in Islamic states.
The commercial success, led to a good economic rise, allowing the promotion of studies and experiments that would raise scientific advances and allow the region to stay updated and modern.
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