What family or dynasty is currently rulling north korea?

What is the formal role of congress on amending the constitution

Which of the following is a problem in the health care system of the united states? a. too many doctors in rural areas b. too many doctors who are general practitioners c. fraud d. costs that are too low

Which factors slowed population growth in china until the 1300? a. one child policy. b. urbanization c. epidemics. d. warfare