The first one and the third one
Hope this helps
Answer:
hello! i see this was back in november, do you still need help with this?
Explanation:
Chandragupta improved the lives of his subjects by overthrowing the corrupt Nanda Empire, uniting the continent of India and implementing an efficient national administration. Chandragupta founded the Mauryan Empire in 321 B.C. and ruled until he was succeeded by his son in 298 B.C
It is important because history helps you understand the past to predict the future and help in creating it. Studying history gives us wide opportunities to get better understanding of our past experiences to count on the great achievements and avoid the horrific mistakes.