Answer:
1. Group; a collection of people who share some attribute, identify with one another, and interact with each other.
2. Crowd; a temporary gathering of people in a public place.
3. Crowd; members might interact but do not identify with each other and will not remain in contact.
4. Aggregate; collections of people who share a physical location but do not have lasting social relations.
5. Category; people who share one or more attributes but who lack a sense of common identity or belonging.
6. Primary groups; groups composed of the people who are most important to our sense of self.
7. Primary groups; members' relationships are typically characterized by face-to-face interaction, high levels of cooperation, and intense feelings of belonging.
8. Secondary groups; groups that are larger and less intimate than primary groups.
9. Secondary groups; members' relationships are usually organized around a specific goal and are often temporary.
10. Social Network; the web of direct and indirect ties connecting an individual to other people who may also affect the individual.