Imagine you are watching several dozen passengers sitting in an airport gate area waiting to board a plane. these people are an example of a ) networkb) groupc) categoryd) crowd

d) crowd.

Explanation:

Crowd refers to a group of people who have gathered for a common purpose. The word crowd is used in different aspects and could have different meanings. Although it is generally denoted in a negative sense, modern events show peaceful march is a positive example. Crowd are determined for coming together like political rallies, music events or many people gathered to take a flight, etc.