Red and white. What is the helicopter doing flying very low?

Homework, according to Sohu News.

1. Search and rescue: Helicopters can fly at low altitude to better search and rescue missing or injured people.

2. Surveillance and patrol: Helicopters can fly at low altitude to better monitor and patrol specific areas, such as cities, coastlines or borders.

3. Shooting and photography: Helicopters can fly at low altitude for better shooting and photography, such as film production, news reports or geographical surveys.

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