which was not a reason that the Gupta economy thrived?

Individual cities and villages were granted much power.

The government banned outside trade to keep wealth in the empire.

Merchants and artisans made goods such as cloth and pottery,

Wheat, rice, and other farm crops were sold locally.

Question

which was not a reason that the Gupta economy thrived? 

Individual cities and villages were granted much power.

The government banned outside trade to keep wealth in the empire.

Merchants and artisans made goods such as cloth and pottery,

Wheat, rice, and other farm crops were sold locally.

mathmale · Answer

Wouldn't it be better to post this question in the History section (not here in Math)?