Answer:
The authors include details about the changes in diets over time to inform readers about how sugar has transformed what we eat is the correct answer.
Explanation:
Sugar Changed the World, a Story of Magic, Spice, Slavery, Freedom and Science is a book by Marc Aronson and Marina Budhos. As the title describes, the book goes through the historical effects that sugar has had in human life.
The correct answer is letter B, since the authors include those details to explain the changes in our food, which from sugar added to tea and how much of it was consumed by English people; later, the authors talk about how sugar is not consumed as it was, but other sweeteners are used now, such as corn syrup, due to its cost.