1. The building of the pyramids - Old Kingdom
2. The specialization of labor - Early Dynastic Period
3. The conquering of Nubia and Libya - Old Kingdom
4. The development of the practice of mummification - Early Dynastic Period
5. The unification of Upper Egypt and Lower Egypt - Early Dynastic Period
Since the renowned pyramids of Giza were built during this period, the construction of the pyramids is considered to have occurred during the Old Kingdom. One characteristic of the Early Dynastic Period was the specialization of work, which resulted from the emergence of societal stratification at this time.
During the Old Kingdom era, when pharaohs used conquest to increase their realm, Nubia and Libya were conquered. One aspect of the Early Dynastic Period is the evolution of the mummification technique. At this point, the ancient Egyptians began to adopt the custom of keeping dead people's bodies preserved in order to guarantee their safe transfer to the afterlife.
Complete question
Identify whether the following features belong to the early dynastic period or the old kingdom.
1.the building of the pyramids
2.the specialization of labor
3.the conquering of nubia and libya
4. the development of the practice of mummification
5. the unification of upper egypt and lower egypt