Arizona is east of California and Nevada :)
C. the lithosphere and i hope this helps
Answer:
D. Both have effective and growing mass transit systems.
<span>The
causes of environmental problems in Sub-Saharan Africa are deforestation,
development, and increased population. As the country is aiming for development,
its environmental status is impaired. Increasing population resulted to
migration to higher urban or rural areas, and continuous land cultivation which
eventually caused deforestation and dilapidation.</span>