The Inca settled in the valleys of the ______. They built their capital, ________, high in the mountains. Strong emperors helped build Inca Empire. The first of these rulers was ______. Inca rulers built a strong central ________. They set up legal ________, tax bureaus, and military posts. Inca rulers required everyone to learn ________, the language of the Inca. People also had to work for the ________ for a certain period every year. One project people had to work on was a system of ________. These helped connect all parts of the ________. The Inca had little flat land for farming. They built step-like areas called ________. They grew potatoes and ________, a grain rich in protein. When harvests were good, the government would collect and ________ the extra food. In years when the ________ were poor, they would distribute the extra food from previous years. The Inca believed their rulers had the protection of the ________. Inca emperors controlled the lives of their subjects. They owned all the _______. They set rules for growing _______.