Final answer:
A parent comforting a child who has scraped his knee is demonstrating the accepting/responsive dimension of the authoritative parenting style, which fosters socioemotional growth and positive outcomes.
Step-by-step explanation:
A parent in a store parking lot comforts a young child who has just fallen and scraped his knee. This demonstrates the dimension of parenting style known as accepting/responsive. This style is characterized by parents who are supportive, attentive, and nurturing towards their child's needs. By comforting the child, the parent is showing warmth and affection, which is a hallmark of the authoritative parenting style. This style is known for balancing demands with responsiveness and is generally encouraged as it contributes to a child's socioemotional growth and leads to outcomes such as high self-esteem and good social skills.