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This term refers to the number of people per unit area (usually a kilometer or a mile). this could refer to the number of people per square mile in a city, a county, a province, a state, or a nation.

During the course of a raid, communication between swat team members suffered as excessive static overwhelmed radios. within the communication process, this static can be viewed as it interfered with the communication.

Popular culture mainly encompasses the realm of a-politics b-religion c-business d-entertainment