Answer:
B:Secondary group
Step-by-step explanation:
secondary group is a relatively large group that is made up of Goal oriented and impersonal individuals.
The relationship are often temporary with no emotional attachment and it is to achieve a specific purpose that is common to all.
The roles of the group members can be interchanged to perform specific function. Student engaged in coperative reading at example of secondary group, they read to achieve a single Goal which is to succeed.