Which of the Following Was an Unintended Consequence of the Lack

Which of the following was an unintended consequence of the lack of centralization in the Aegean world in the second millennium BCE?

A) Sicily became a focal point of trade between Egypt, Crete, and the cities of the Euphrates River.
B) Agriculture was the main livelihood in Crete and Thera.
C) There was no single regime to collapse when the droughts hit in the second millennium BCE.
D) Polities developed along several river systems.