A is the correct answer.
Okinawa was seen as the final piece in the Pacific puzzle. After Okinawa, US troops began massing in China for an invasion of Japan. This ultimately didn't happen as Atomic weapons were dropped.
Plant and animal kingdoms.
These are in both the systems.
They were among the first to develop a system of uniform weights and measures. Their building bricks w<span> This was the first civilization to incorporate urban sanitation systems. Personal hygiene seems to have been a high priority. </span>ere very uniform making city planning easy. <span> Transportation and trade were major goals of these people. Their trade network ran from Mesopotamia to northern and central India. Their empire was economic, not military. </span>
