Officials used knotted cords to track population, goods, and labor across the Inca Empire. What tool was described?

Along Inca roads, young men stationed at posts carried spoken messages and small bundles to the next post. Which role did this work?

What Inca system connected Cuzco with distant provinces, armies, storehouses, and relay runners?

The emperor who ruled from Cuzco claimed religious and political authority over every province. Which title named this ruler?

Officials governed the Inca Empire from a capital city in the Andes. Which city was the political center?

Roadside stations along Inca routes gave messengers and officials food, shelter, and fresh supplies. What were these stations called?

The Inca divided their empire into four major regions governed from Cuzco. What were these regions called?

When appointed officials enforced one ruler's orders across many Inca provinces, what form of rule was shown?

On steep Andean slopes, farmers built level steps that held soil and water for crops. What adaptation was this?

What did Inca engineers build to carry roads across deep Andean river gorges?

In dry valleys under Inca rule, farmers guided stream water through channels to their crops. Which adaptation matched this challenge?

Cold highland nights let Andean farmers freeze potatoes, then dry them for long storage. What preserved food resulted?

Mountain caravans needed animals that could carry loads on narrow Andean trails. Which domesticated animal met that need?

Inca storehouses were often built in rows on high, windy hillsides along mountain routes. Why did planners choose these spots?

A household owed roadbuilding work to the Inca government instead of paying money. Which labor system was this?

Farmers worked state fields, and the harvest went to government storehouses. Which Inca obligation organized that work?

In the Inca economy, families belonged to kin groups that shared land and helped one another farm. What group was this?

The Inca collected surplus food in warehouses and issued it to armies, workers, or disaster-hit communities. What practice was this?

Which product did the Inca state value so highly that it stored it like wealth and gave it to loyal subjects as rewards?

Officials used records to assign work teams by household and age group. Which Inca economic obligation were they tracking?