Answer:
c
Explanation:
this is c because it is used very dramatically
The Obvious A.I. to analyze 15,000 real portraits to create a realistic portrait. It used these portraits to see what a portrait should look like. Once it finished painting, it would go back and look at the examples and compare how realistic it's portrait was compared to the real portraits. This would allow for Obvious's next painting to look more realistic.
Answer:
I would usually use finally but that answer could change depending on the application. Go with your gut and try grammarly if you feel that finally does not work.