Final answer:
Eva mused over Sula's actions on the back porch and believed that Sula was interested in watching Hannah burn.
Step-by-step explanation:
From the passage, Eva mused over the perfection of the judgement against Sula and remembered seeing her standing on the back porch. Despite Sula's disagreement, Eva remained convinced that Sula had an interest in watching Hannah burn, not because she was paralyzed, but because she was curious.
The best option that captures Eva's contemplation in relation to Sula's actions is C) Eva mused over the perfection of the judgment against Sula, recalling her standing on the back porch and remaining convinced of Sula's interest.