What are the VFR requirements related to cloud clearance during the day in uncontrolled airspace?

The correct choice outlines the regulatory requirements for Visual Flight Rules (VFR) operations during the day in uncontrolled airspace. According to the Federal Aviation Administration (FAA) regulations, specifically §91.155, pilots flying under VFR must maintain specific distances from clouds to ensure adequate visibility and to avoid inadvertent entry into instrument meteorological conditions (IMC).

The requirement of 1,000 feet above, 500 feet below, and 2,000 feet horizontally from clouds is designed to provide pilots with a safe buffer in terms of visibility and separation. This distance ensures that pilots can maintain visual separation from clouds and other aircraft and provides a margin for navigating within the airspace safely while maintaining visual reference to the ground.

In this context, the other options do not meet the established VFR requirements. For instance, the second option suggesting lesser distances fails to comply with the mandated minima, potentially compromising visibility and safety. The third option inaccurately specifies vertical distances without horizontal clearance, which is essential for safe operations. Lastly, the notion that no cloud clearance is required would completely disregard the fundamental need for visual separation from clouds, which is pivotal for maintaining situational awareness and avoiding unsafe flight conditions.