He states why ecosystems are important by saying what they do for us and the world that surrounds us.
Answer:
welllllllllllll if u tell me what he read i might be able to to help but if its mental your screwed
Explanation:
Stage directions are small lines put into the script (often in italics) that give the reader an idea of potential movement, what's going on in the scene, what other characters may be experiencing or the expression one may see on their faces. That would mean C is the best possible answer here.
A. Since
it indicates an exhange or a reason
Within a group, your role is defined as the way you communicate with others in your group.
The way a person behaves, the position, the way the person interacts with the rest of the members of the group determines the role that this person would perform. Leadership, expectations from the other members of the group, assignment etc.