Final answer:
The section of the airside area at an airport used for aircraft servicing and the movement of vehicles and pedestrians, mentioned in the question as being at YVR, is known as an Uncontrolled Apron.
Step-by-step explanation:
The term that defines the section of the airside area utilized for loading, unloading, and servicing aircraft, along with accommodating vehicle, passenger, and other pedestrian movement, is an Uncontrolled Apron. In the context of the question, which specifically notes that Aprons at YVR (Vancouver International Airport) are uncontrolled, the correct option is d) Uncontrolled Apron. An uncontrolled apron at an airport is an area where the control tower does not direct the movement of aircraft or vehicles, meaning that pilots and drivers have to follow specific procedures and communicate with each other to coordinate movements, ensuring safety and efficiency.