Obama is a good leader, because he is trying to bridge the gap between the rich and the poor. A wide gap between the rich and the poor is never good. We can look back into history to see this. For example, in the Tang Dynasty, the rich got out of their taxes, so the poor had to pay more, which widened the gap. The dynasty soon fell. While it may not be working completely yet, Obama is doing all he can to fix this problem.
Side note: This is a very democratic stance on American politics, however it is more of a democratic question, as Obama is a democrat.
Writing – a system of graphic marks representing the units of a specific language – has been invented independently in the Near East, China and Mesoamerica. The cuneiform script, created in Mesopotamia, present-day Iraq, ca. 3200 BC, was first.
Answer:
socieities use natural resources to provide their needs
A style of painting using sharp contrasts of light and dark is the answer! so b is the right answer