...more similar to each other on demographic, physical and personality characteristics
Answer:
Scaffolding.
Explanation:
As Carmen's skill improves, her father steps back, letting her try on her own. This example illustrates the concept of <em>scaffolding</em>. Providing clues, and encouragement to help children accomplish a new task is known as scaffolding. A scaffold supports the workers while the building is fixed. It is a way of supporting Carmen when she was learning to fit pieces into a wooden puzzle form. The scaffold is needed up to the time when the way to fit the pieces on her own is acquired.
Boiling because the gases build up
The word "penis" is derived from the latin word for: tail.