Which of the following would provide the best primary source material about the works of Abraham Lincoln? F. A biography of Lincoln

G. An interview with a descendant of Lincoln

H. A collection of speeches written by Lincoln

J A historical analysis of the Lincoln-Douglas debates

loess contribute to the flooding of rivers by providing the silt that is washed into rivers and constantly raises the bed of the rivers. this elevation above the surrounding flood plains and dams allow the river to overwhelm the dams and flood thousand of square miles of neighboring flood plains.

hello,

answer: a federal government has final authority on interstate/inter provincial  and international affairs, a confederation is one where the central/national government or authority is governing body what does not have final say over the same matters. hopefully this and i will try again if you don't like this answer : )

best of luck!

elastic potential energy