Answer:
The correct answer is - JIGSAW II
Explanation:
JIGSAW II is a learning strategy that increases the sense of responsiblity of the student by making each student an expert or a specialist in a particular unit or part of a topic and allows them to teach to other students of class or group.
It is a cooperative learning strategy that is used in the given question where different students become specialists on a particular system within mammals and teach to the class.