I'd probably say A or C. It's probably not going to be B.
Expository writing is meant to inform a reader about a certain topic. Because of this, D is the correct answer.
The purpose of the cause-and-effect sructure include:
- To revealed that the reason for sugars low price was slavery.
- To show how the desire for sugars led to slavery.
<h3>What is text structure?</h3>
Text structure simply means the way that the information is arranged in a text to convey the theme.
In the story, the Africans were used as slaves and they worked on the sugarcane plantation.
This resulted in the low prices that were paid for the product and this further increased slavery.
In this case, the cause and effect was used to show how slavery had an impact on sugar.
Learn more about structures on:
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Explanation : Q: In what ways do the military practices described by Marco Polo reflect the influence of the Steppe environment on the Mongols?
Answer: A: They could get better due to the ability to practice on the main land.