Answer:
The theme is that Someone (a person) should keep their word
A. A person should keep their word
Explanation:
This could be seen in the surprise tone of the first person when he made the statement that, "he made a promise and had no choice".
The other man had to reaffirm it be saying "Yes...ofcourse" which is likely to stress the need for the first person to honour his promise rather than thinking on how to break it.
