Answer:
It shows that sweeteners did not need to be the product of sugar plantations and slavery.
Step-by-step explanation:
In these lines, we learn about the slow transition that took place in the world after beet sugar was discovered and became popularized. Before this, sugar was the product of sugar cane, and sugar cane was the product of plantations and slave labour. However, beet sugar showed that this was not a necessary dichotomy, and that sweeteners did not need to be the product of sugar plantations and slavery.