Place the events in chronological order

Answer quickly! correct answers only! how did an agricultural surplus relate to expanded trade during the high middle ages? a)trade increased because surplus crops could be traded. b)trade decreased because surplus crops were needed to feed local populations. c)trade decreased because surplus crops led to an oversupply of grains that could not be sold. d)trade increased regionally but decreased globally because trade networks had shrunk.

How were the economies of the northern and southern states different? how ere they the same? what factors led them to develop differently?

The people of are overwhelmingly arab but are divided by religion.