What+is+a+Web

What were the main points made on pages 3-8? What is a web? (By B Block- Anna Mukamal, Daniella Ochoa, and Adam Linker)
 * Webs use communication to combine cooperation and competition.
 * Over time, groups improve internally, which increases their competitive position and survival chance.
 * As webs grow, so does their contribution and impact on history.
 * Humans learn to use resources for their purposes.
 * Factors that shape history:
 * Cooperation
 * Communication
 * Competition