Here are the matches between Column A and Column B:
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Ballistics:
- c. The study of firearms, including the firing of a weapon and the flight of a bullet.
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Community policing:
- a. A policing philosophy that emphasizes community support for and cooperation with the police in preventing crime.
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Confidential informant:
- e. A human source for police who provides information concerning illegal activity in which he or she is involved.
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Directed patrol:
- b. A patrol strategy that is designed to focus on a specific type of criminal activity in a specific geographic area.
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Random patrol:
- d. A patrol strategy that relies on police officers monitoring a certain area with the goal of detecting crimes in progress or preventing crime due to their presence.