Which two items show that the mesopotamian civilization was complex?

Not only was Mesopotamia one of the first places to develop agriculture, it was also at the crossroads of the Egyptian and the Indus Valley civilizations.

Explanation:

b toward the volcano.landward. the landward side of something is the side nearest to the land or facing the land, rather than the sea.

answer is b.

  it is always the best policy to have good communication and good relations between individuals and, specially, between leaders of the countries. for this purpose, among others, there is a common place, the united nations, where the representants can present his and learn about the other country's policies.