The correct answer for Apex Learning is Israel
Answer: A. Riots
Explanation: The King-assassination riots, also known as the Holy Week Uprising, was a wave of civil disturbance which swept the United States following the assassination of Martin Luther King Jr. on April 4, 1968.
East Africa being Egypt, I'm pretty sure and it depends on what time period but the silk Road went right through east Africa so trade was probably really quick thanks to the silk road and the connection between the middle east and Africa...
C. A large portable dome or arch shaped home made out of wooden sticks and covered in animal skin, mud, or grass