Which building block of government is evidenced by the election of representatives in the legislature? A. leader ship is needed B. safety is a priority C. production sustenance must be provided daily D. lawn order must be maintained

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