Types of Visual Cues in Depth Perception

A person is trying to pour water from a pitcher into a glass. To avoid spilling, they must accurately gauge how far the pitcher's spout is from the glass's rim. Which perceptual ability is most critical for successfully completing this action?

A person is trying to parallel park a car. They need to accurately judge the distance between their car, the car in front, and the car behind to fit into the space without a collision. Which cognitive ability is most essential for successfully performing this maneuver?

Sound Localization