You have a diary thought to be written by a confederate soldier during the cival war. a handwriting expert believes the writing matches other samples that have already been traced to this man. a carbon-dating expert can verify the age of the document. the diary gives an account of a battle, but you have other documents that contradict some of the events as written. based on this information, what should you question about the diary?
accuracy
validity
authenticity
ability to pass
a test of external criticism

According to the federal regulations, which of the following studies meets the definition of research with human subjects? a study of twenty 4th grade classrooms in which researchers ask the schools to systematically vary the time of day reading is taught, and collect weekly assessments of reading comprehension for each child over a three-month period.the collection of data, by a playground designer hired by the superintendent of schools, about the physical dimensions of school playgrounds, presence of fencing, and the kinds of equipment currently provided.a feasibility study for implementing a year-round school program, focusing on economic issues such a facilities utilization and transportation costs.an analysis of aggregate data comparing statewide high school graduation rates provided by the state department of public instruction, using county tax information.

What where 3 negative things about the georgia state flag

Which factor contributed to the rise of african empires such as ghana and mali ? a. their creation and involvement in trade networks b. they focused only on agricultural production. c. they didn’t engage in warfare with other nations d. their geographic location protected them from attacks.