Select the option that can be used as a one-word substitute for the underlined group of words.
I studied a book on the study of stars.
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. Astronomy.
- "Astronomy" is a discipline of science that deals with the observation and study of celestial objects, including stars, planets, galaxies, and other celestial phenomena.
- In the given sentence, the phrase "the study of stars" can be replaced by the term "astronomy," as it encapsulates the broader field of studying celestial bodies.