Which of the following is/are true about Ganas or Sanghas?

i. Most ganas were located near Himalayan foothills.

ii. They retained vestiges of tribal organization.

iii. Power was vested in the hands of aristocracy.

iv. The ganas were associated with Vaishyas.

Choose the correct answer:

Explanation of the Statements i. Most ganas were located near Himalayan foothills. (True): Major Ganas or Sanghas (oligarchies/republics) like the Shakyas and Vrijjis were primarily situated in the peripheral regions of the Gangetic plains, particularly in the foothills of the Himalayas.