In the context of Lev Vygotsky's Socio-Cultural Theory, when conducting a nuanced psychological analysis of the 'Zone of Proximal Development' (ZPD) and 'Scaffolding', which of the following statements most authentically clarifies the functional and ontological relationship between the two?

Understanding Vygotsky's ZPD and Scaffolding

In Lev Vygotsky's socio-cultural theory, the Zone of Proximal Development (ZPD) signifies the gap between a child's independent problem-solving capacity (actual developmental level) and their potential capability under the guidance of an adult or a More Knowledgeable Other (MKO).

The temporary, supportive structure or assistance provided during this learning process is known as Scaffolding. As the child gradually gains mastery and independence, this support is systematically phased out.

• ZPD: The distance between actual and potential development.
• Scaffolding: The adjustable, temporary assistance provided within the ZPD.