During her fieldwork in brazil, nancy scheper-hughes noticed that young mothers seemed reluctant to discuss the details of their children's deaths. she learned more about their lives and experiences by paying close attention to these conversational omissions, which anthropologists call

Donald is studying the eating habits of all students attending his school. he samples the population by dividing the students into groups by grade level and randomly selecting a proportionate number of students from each group. he then collects data from the sample. which type of sampling is used? select the correct answer below: systematic sampling convenience sampling stratified sampling cluster sampling