What was the significance of the Canton trading post?(1 point)

It was the only trading post in China where foreigners were allowed to trade.
The Canton trading post was the only place where silk could be traded.
Gold and silver were the main goods being traded.
The Dutch were the only group allowed to trade at the Canton trading post.

The significance of the Canton trading post was that it was the only trading post in China where foreigners were allowed to trade.