What is an effect of the development of regional civilizations? A. less trade and limited relations among countries on the globa
l scale B. decentralization of cities to establish more rural agricultural areas C. development of common economic and human characteristics between countries D. writing was developed as a way to record history
"C. development of common economic and human characteristics between countries "This choice means that civilizations on the regional areas develop the same characteristics due to their close proximity.Thank you for your question. Please don't hesitate to ask in Brainly your queries.