Industrialization changed the way goods were produced.
A topic sentence of an essay should summarize the ideas discussed/to be discussed. The sentence <em>“Industrialization changed the way goods were produced.”</em> provides the main idea that the rest of the paragraph is focusing. The given paragraph starts by how the goods were made and how industrialization changed the process with machines.
The answer is D. Vietnam successfully resisted Chinese attempts at occupation, while japan was never engaged in direct conflict with china.
Its would be A , I had this question before .
It would be on at 5PM MST.
Hope this helps!