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.
(February 2010) The Inca society was the society of the Inca civilization in South America. The Inca Empire, which was centred in what is now called Peru, Bolivia, Ecuador and southern Colombia and lasted from 1438 to 1533 AD, represented the height of this civilization. The Inca state was known as the Kingdom of Cusco before 1438.