What remains on the chair is the original stain or/and pigment from the paint. I doubt that any paint stripper will remove the stain. You could try a two-part wood bleach or oxalic acid. Please pay attenttion to safety labels/instructions. Qxalic acid is an organic. solution and the biggest concern is eye protection.
The steps taken by Incas to unite the empire in the given options are: 1) They built a vast network of roads, bridges, and tunnels. 2) They imposed their language and religion on conquered peoples. These factors helped them empire unification. Incas are known to have risen as the strongest Andean Civilization.
What was a big event that changed the empire? How did they make clothes? What year did Pizarro finally defeat the Inca? How many years did the Spanish rule the Inca Empire? What did Pachacuti do to avoid people becoming too powerful? What was the life of an upper class person like? What did the Inca believe about Cuzco? What did the Inca build?