A) decreased trade meant that merchants had to take out more loans to stay in business sorry if I'm wrong
Answer:
The Xenia code of conduct in Greek mythology deals with conduct, hospitality and generosity between host and guess.
I believe this was Darius I, also known as Darius the Great.
He was the third king of the Achaemenid Empire, and was known as the most famous and the most successful of all Persian leaders. He loved his people and wanted to give them everything he could, so he built and intricate web of roads.