Anthropology help
4. Which of these statements best describes comparative linguistics?
(Points : 3)
It is the study of the language of a specific ethnic group within a culture.
It is the study of the origin of words.
It is the study of how languages change over an extended period of time.
It is the study of the meaning or interpretation of words, parts of words, phrases, or sentences.



Answer :

Study of how languages change over time. 

Answer:

It is the study of how languages change over an extended period of time.

Explanation:

Comparative linguistics study similarities and differences over past and current languages.

They seek to answer

Has language changed over time?

Why  and by which means language changed?

Comparative linguistics relies heavily on historical methods. The assumption is made on an ancient language giving birth to the rest then focuses on establishing relationships among languages.

Some teories are developed about how and why language changed.