Well, the Mayan's were quite a secluded, BIG civilization, which did not trade a lot (traded with the Olmec) and was a bit independent. Some differences were the style of their clothing. The Mayans believed deeply that their clothing should have symbols from their gods. Another difference, would be that the Olmec traded a lot more with the North, yet was not as large as the Mayans, but were technologically further advanced as the Mayans used string for their writing. Sorry this is not terse but I hope this little info. helps you.
A. Nearly Surrounded By Water
It is false! I quote 'False' Believe Me M8
Answer:
The first option is not true about feudalism. The reason: West and Central Europe had large distribution networks even before X century. Besides, during XVIII-XI centuries, social mobility among some regions of Europe was not common.
In addition to that, the Crusades and the subsequent conflicts in Middle-East changed some of the of the commercial dynamics during Middle Age. Furthermore, in Central Asia, the end of the Mongol Empire in XIII century and the ottoman expansion helped to the closure of the Silk Road, which was the biggest commercial route between Far East and Europe.
Explanation: