The reason why many people come to visit the historical empire of Byzantine Empire because of the geography includes eastern half of Roman Empire which consist of North Africa , Greek ,Italy ,and more middle east territory.
Taking out American soldiers and replacing them with South Vietnamese soilders
The best and most correct answer among the choices provided by the question is the first choice. Both leaders want to westernize their nations. I hope my answer has come to your help. God bless and have a nice day ahead!