Who studies ancient cultures through discovering and analyzing artifacts?

Ano po ung effects ng labor of migration sa community ninyo ano po yung social and economic impacts nun

Which were accomplishments of jane addams? check all that apply. she established hull house. she founded the sierra club. she served on chicago’s board of education. she published a book of photographs showing the urban poor. she won the nobel peace prize in 1931.

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.