Final answer:
Drones, as unmanned aircraft, raise privacy concerns related to the Fourth Amendment.
Step-by-step explanation:
In the context of the question, the subject is Technology. Drones are unmanned aircraft that are increasingly being used for various purposes. They can be equipped with cameras and sensors to monitor events from the sky. The Fourth Amendment, which protects against unreasonable searches and seizures, might need to be reconsidered in light of the privacy concerns posed by drones.