A Give the definition of "Group" in your own words.

A  group is simply two or more individuals who come together to achieve particular goals. This means that they will interact with each other and will be interdependent upon each other.

B Discribe the detailed characterictics of the groups.

common goals、Clear roles、Mutual skills、effective communication、right leader.

C. How to make the group members get into a positive participation during the group communication?

a. While a team is formed, there should be a clarity as to what the team wants to achieve.

b. There should be an initiative to reward and recognize team and its members who have performed exemplary and helped the team in achieving its targets.

c. There should be a healthy competition among team members to outperform each other.

d. Create a free discussion atmosphere and encourage the members to share their ideas.