Answer: fine textiles, silk
Explanation:
During this period, they traded over long distances.
The Great Pyramid of Egypt located in Giza is the largest pyramid in the world. It is also included in the list of the Seven Wonders of the World. Pyramids were builts by slaves for their pharaohs or kings. Royalties were mummified when dead and buried with their treasures. It was believed that when pharaohs die, part of their spirit remain in their bodies. Hence, pyramids were built to take care of the spirit.
The same way the Mongols conquering China did, the Macedonians assimilated much of their culture into that of Athenian , Philips son Alexander helped further Greek influence through his conquests, creating cities like Alexandria and turning much of the eastern Mediterranean into a bastion of the "western" world at the time. Not to mention Alexander was educated by Greek Philosipher Aristotle.