Why did it take a long time for other cultures to diffuse to China? *
1 point
Other countries were opposed to cultural diffusion
China was isolated by mountains, deserts, and seas
The tenets of Legalism did not allow the Chinese to adopt other cultures
China was always a place of great international cultural exchang

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