Well he is a great student so he shouldnt worry. just keep doing what you can do. everybody cant be good at everything
Answer: The passage above is an example of a:
Semantic Encoding.
Explanation: Semantic Encoding is a form of storing details or information unlike the conventional way. It is processed on how the context is meaningfully related to another information or context or stimuli.
The one that usually responsible for protecting against noise is :
EPA
EPA protected all things from the source that probably caused health disturbance in an environment, which include sound pollution.