C The fifth Amendment(decline to answers as not in incriminate yourself)<span />
Answer:
21st century
Explanation:
At the beginning of the 21st century, the population of the common hippo declined more than 95 percent in the Democratic Republic of the Congo. In 2002, about 5.5 tons of hippo teeth were exported from Uganda, which equates to an estimated 2,000 individual animals.
Answer:
Sumer or Sumeria is still thought to be the birthplace of slavery, which grew out of Sumer into Greece and other parts of ancient Mesopotamia. The Ancient East, specifically China and India, didn't adopt the practice of slavery until much later, as late as the Qin Dynasty in 221 BC.
Explanation: