group types comparison

several types of groups exist in a variety of environments and for a variety of reasons. Select three types of groups from your course readings. Write an essay compare and contrast paper about the three different groups. Include the following in your paper:
A description of each of the group types, their format, and purpose
The population that might be involved in each group type and why
What are the decision-making factors or challenges that each group faces?
A conclusion where the strengths and weaknesses of each type of group selected are compared and contrasted. How they are similar? How they are different?