Use the drop-down menu to complete the sentence.

The Incas quipus to ______
Options:
Preserve their history
Keep records of people and goods
Decide when to plant crops
Divide work among peasant families

Keep records of people and goods.

The Incas used quipus to keep records of people and goods.

To complete the sentence, follow these steps using the drop-down menu:

1. Click on the drop-down menu.
2. Read through the options provided.
3. Look for the option that best fits the purpose of the Incas using quipus.
4. Based on the options provided, "Keep records of people and goods" is the most suitable choice.
5. Click on the option "Keep records of people and goods" to complete the sentence.

Therefore, the completed sentence is: "The Incas used quipus to keep records of people and goods."