"in ambush, o'brien tells the story as though how it led up to him killing the man. he talked about his 9 year old daughter asking if he had ever killed anyone, and he told her no but also wishing that later when she is older she will ask again so he can tell her that as a kid she was right. he told the story as everything that happened before he killed the man, how he was on watch duty in the night and saw the man in the fog, and that he didn't want to kill him, and that he wanted to warn him."

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.