The purpose of the heading in the passage is to distinguish who is telling the story. The correct option is D.
‘Sugar Changed the World’ is a novel written by Marc Aronson and Marina Budos. They were husband and wife, and they explore about the starting of sugar in use. They get to know that they both have a family history of sugar.
Thus, the correct option is D. the full question is attached below.
Learn more about ‘Sugar Changed the World’
https://brainly.com/question/26279167
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