4. The natural boundaries that existed in Africa at the end of the 19th century can best be described as A. Drawn up for the benefit of Africans B. Drawn up to benefit European countries C. Counties were drawn up to be keep warring tribes away from each other D. Traditionally established

The graph of the cube root parent function y = vx istranslated to form f(x) shown on the graph.

Which of the following is/are a major technological advances of the mayan civilization? a. the calendar c. math b. architecture d. all of the above

10 points per question and brainlist 1. name four of the ruling dynasties of china. describe at least three contributions to society from each dynasty. 2. why did the qin ruler zheng burn chinese literature and philosophy books? how did the han dynasty establish a strong and effective government? why did people rebel against the sui rule? 3. what new technologies were invented during the tang dynasty and fully developed in the song dynasty that would eventually have a great impact on the world? explain why this technology had such an impact. 4. who were the invaders that seized control and took over the song dynasty? 5. how was china's history affected by its policies of isolation from the outside world during the ming dynasty?