The masai people of east africa live in communities that make economic choices based mainly on the habits and customs of their ancestors. one example of masai's traditional economy would be --

Their use of nomadic grazing techniques.

Explanation:

This is one of the examples of economic choices that the Masai people have made based on the habits and customs of their ancestors. The Masai are a Nilotic group living in Kenya and Tanzania. They are some of the most well-known populations of Africa, and they continue to live in a traditional way. However, some Masai people have moved to cities or abandoned their traditional lifestyle and language (Maa).