Which of these is the BEST definition of a "market economy"?
A) goods are sold in large stores
B) prices are determined by buyers and sellers
C) the government decides what can be sold in stores
D) the government decides how much something will cost

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.

When arriving at a navigation lock what is the order of priority

Which type of learning occurs when you observe how other people act?