Answer:
The Xiongnu and Scythians greatly influenced Central Asia.
Step-by-step explanation:
-The Xiongnu were a confederation of nomadic peoples of the eastern steppes, generally scattered throughout the territory of present-day Mongolia.
-Scythians was the name given in antiquity to the members of a group of peoples of Iranian origin, characterized by a culture based on nomadic herding and the breeding of mountain horses. During classical antiquity, the Scythians dominated the Pontic steppe, located in Central Asia.