Which rescue facility is positioned directly on the north side at TWY C and TWY C PAD?

The correct choice highlights that Rescue 4 is specifically located on the north side at Taxiway C (TWY C) and the Taxiway C Pad (TWY C PAD). Understanding the geographical layout of O'Hare Airport is crucial for efficient emergency management and response.

Rescue facilities are strategically placed at distinct locations throughout the airport to ensure rapid access to areas where incidents may occur. Knowing where these facilities are located allows drivers and crew members to respond quickly in emergencies. In this instance, recognizing that Rescue 4's position is critical for coordinating rescue operations, particularly near Taxiway C, can significantly impact the effectiveness and speed of response in critical situations at the airport.

Familiarity with these details not only enhances safety protocols but also facilitates seamless operations among various airport services.