The answer is B, by pressuring farmers to use dangerous pesticides to compete on a global scale.
B. It was a center of trade on the Mediterranean
For more than 1000 years Constantinople was the capital of the Byzantine empire. It had an strategic position for trade, and many trading routes passed through there. It was the biggest and richest city in all of Europe.
I am American and I am using this app too. This app is for anyone who can access it no matter what country they live in.
This is just a guess but maybe he feels out of place in the US.