Answer:
The gentry and middle class had the greatest privileges while the indentured servants and free African Americans had the least.
This presidential order required all the federal agencies to change their units of measurement to the metric system. The order declared that the metric system is the preferred system of measurement for the trade and commerce of the United States.The September 30, 1992 was the deadline to accomplish this.
B. Martin Luther. Not to be mistaken with Martin Luther King
Here are my thoughts and responses as to what I come to know for these civilizations' achievements. I even checked my World History notes from last year...
1. Egyptians
2. Sumerians
3. Phoenicians
4. -This is debatable... We could argue early caveman or Sumerians made it, depends on what resource, textbook, or class material you are deriving this from. Maybe Hebrew because they developed Monotheism, belief in one deity.
5. Hittites
6. This is very difficult to elaborate on. Many civilizations had very strikingly similar achievements and reviewing my notes, I can't find anything to give an absolute civilization responsible for this. You'll have to guess.
7. Babylonian?
Sorry I couldn't help with #4, 6, and 7 that well. It's very difficult to answer.