Which answer best describes of the few major successes for congress and the national government under the articles of confederation?

they were able to start and win a war against the remaining pro-british native americans tribes.
they were able to raise the money needed to pay the pensions of the revolutionary war veterans.
they were able to print a very successful paper money that was quickly adopted by other nations.
they were able to set up the rules for governing the western settlement in the northwest territory.

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.