B.increased trade and communication because of good roads
He didn’t want the country to separate and wanted to handle everything peacefully so being rude to the south would just make more tension and conflict
Surface water which included rivers, lakes and open canals.
Ground water from wells.
Rain water which was seasonal during rainy season. They used to collect water in tanks and rain containers. Major crop production like rice and corn grow only during rainy season.
Answer:
A lichen is a composite organism that arises from algae or cyanobacteria living among filaments of multiple fungi species in a mutualistic relationship. Lichens have different properties from those of its component organisms.
Explanation: