"performance appraisals are conducted at which organizational level? "

This chart shows the number of soldiers killed according to two different sources. source a is a book written by university professors. source b is from a well-known historical website. in a paragraph, explain why the data presented is different, and evaluate the reliability of each source. which should be used in a school research project, and why?

List 3 ways people were targeted by the nazis.

Rank the following from most to least devasting: ordovician,permaian,cretaceous, pleistocene