A group of researchers wants to know whether graduates from different teacher preparation programs are more likely to stay in the profession. They select a stratified random sample of this year's graduates from several programs. The researchers will contact the graduates after 1, 5, and 10 years to see whether they are teaching in those years.

Briefly explain how one development from the period 1861 to 1865 not directly mentioned un the excerpts supports mcpherson's argument

Which of the following entities ensure that national security policies are carried out? check all that apply.

A. describe the model of urban structure most often observed in mega-cities in developing countries. explain how this model differs from common urban structures in north america. b. describe at least two factors leading to the growth of mega-cities in developing or least-developed countries. c. identify and explain two factors that led to the formation of squatter settlements in mega-cities in developing countries.