What is an example of anadiplosis in animal farm?

What language device is used in the highlighted text?

This is the political, social, cultural, and economic 'time and place' surrounding the creation of a literary text.

Which statement would you identify as being correct? a. it is important to learn the etymology of every word in a text. b. it is important to understand the etymology of every word in a text. c. it is important to study the etymology of every word in a text. d. it is important to study the etymology of some words in a text.