Question on: JAMB Literature - 1992

This question is based on Literary Principles.
'''Yet lunchtime ''
Without thinking of what of what he was saying
the man tapped out, 'Not food'.
Insu Siding answered, 'Plenty here''.
And a conversation had begun.
''Lucky''.
''Come. Transfer. Easy''
''Can't.''
''Why?''
''Secret.''
''Familu?''
''Secret''.
The Beautyful Ones Are Not Yet Born by A.K. Armah.
This is an example of a dialogue that is