Answer: A. Jacques-Louis David and John Singleton Copley
Explanation:
Jacques-Louis David was a French painter who made his name with the Neoclassicism style. He was considered one of the best of his era and by being so contributed greatly to the popularity of the Neoclassicism style.
John Singleton Copley was another prominent Neoclassical painter. He was an American by birth but Irish by descent. His paintings were said to be innovative compared to other paintings of the time because his style related to everyday life.