How did the emancipation proclamation help President Lincoln save the union?

How might reuionfucation of east and west germany in 1990 have been imporant turning point for the soilvet union

Why is cheating in college wrong? expecting a good answer about it a good opinion. you.

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