Select the most appropriate option to fill in blank number 1.
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. most easily.
The phrase "most easily" is a superlative that compares the ease of learning conversation to other arts, suggesting it is the easiest to teach.
The word "teachable" implies something can be taught. Adding "most easily" strengthens this idea by highlighting that conversation requires the least effort or complexity to learn compared to other arts.