Affonso I (1460-1545) was a king of Kongo whose reign marked the high point of Portuguese and Christian influence in the kingdom, as well as the failure to establish relations between Europe and Africa on the basis of equality.
It’s a trade barrier.
Because trade barriers restrict the trades for only certain international places, in this case it’s only To foreign nationals whom reside in India and such. Plus, the other options wouldn’t have made sense.
I'm sorry to say but your question has been falsely posted in the History section and should be placed in the proper science section. Have a good day :)
The 36-day Iwo Jima battle caused more than 26,000 American casualties, including 6,800 dead." The 82-day Battle for Okinawa resulted in casualties of over 62,000 of whom over 12,000 were killed or missing that should help!