Final answer:
Absence of sky condition and visibility on an ATIS broadcast suggests that the ceiling is at least 5,000 feet and visibility is 5 miles or more, indicating weather conditions that do not negatively impact flight operations.
Step-by-step explanation:
The absence of a sky condition and visibility report on an ATIS (Automatic Terminal Information Service) broadcast typically indicates option 3: The ceiling is at least 5,000 feet and visibility is 5 miles or more. The ATIS is a continuous broadcast of recorded aeronautical information in busier terminal areas, and its purpose is to provide pilots with pertinent information required to operate safely and efficiently in the airspace. Absence of a report signifies that weather conditions are not significant enough to affect flight operations negatively, and thus, they are omitted because they are above the threshold that would typically require inclusion in the broadcast.