Cual es la causa que permite establecer el agrupamiento social por clases o estratos, etnias, sexo, religión, etc ?

Products, then producers make_ _goods and services. this can lead to economic when consumers buy growth

Give an example to prove that your society is developed more than it was before 10 years ?

Dr. robbins wants to know if there are different opinions regarding the value of public school education between native americans who have at least one relative who attended indian boarding school and native americans who have no family experience with indian boarding school. dr. robbins contacts 35 native american participants in each group. he wants each group to include younger as well as older adults, and a mix of male and female participants. he asks each person to complete a survey about their attitudes toward public education. the design of this study is: