In a classroom, when students are assigned to an expert group and then go back to another group to explain what they have learned, it is called a a. prejudiced classroom. b. social norm classroom. c. facilitated classroom. d. jigsaw classroom.

In a classroom, when students are assigned to an expert group and then go back to another group to explain what they have learned, it is called jigsaw classroom  

Explanation:

Jigsaw classroom is a method in which students are dependent on each other to understand the concepts. It is a very effective class activity that allows students to interact with one another and not only promotes better learning but also motivates the student. Moreover, the students learn to cooperate with one another and share responsibility.

the answer is anaerobic activities