The answer is many different types of items
Answer:
Social construction
Explanation:
A social construction or construct involves the meaning, concept, or connotation that a society places on an object or event, and is followed by the inhabitants of that society as to how they perceive or interact with the object or event.
Because they want different for their child. They want their child to be able to be able to hear what they can't. And enjoy the many sounds of the world. The parents already know how much they want to be able to hear, and become sad when they find out their child can't either.