What could be seen as an advantage or benefit of a presidential democracy

The climax of the story “seventh grade” occurs when

Which common characteristic of renaissance buildings does this image show

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