Please help its easy ok!

37. pan shot – across the street down the row of houses 37. each is the same in general style, the front porch, the gliders, the rest of it. then suddenly the camera stops on the last house in the line. there's a spot light set up on the porch and even in the daylight we can see it shining. which element of drama is highlighted in this stage direction?

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.

Which of the following items would serve as a primary source for a historian studiying the american civil war