Which of the following novels was written by a Nigerian?

'Contrition twines me like a snake
Each time i come upon the wake
Of your clan,...'
In this passage 'contrition' is

'It was a town of red brick, or of brick that would have been red if the smoke and ashes had allowed it; but as matters stood it was a town of unnatural red and black like the painted face of a savage. It contained several large streets all very like one another, and many small streets still more like one another, inhabited by people equally like one another, who all went in and out at the same hours...'
The description of the town in this passage suggests

'There was a time when meadow, grove and stream,
The earth and every common sight
To me did seem
Appareled in celestial light
The glory and the freshness of a dream.
It is not now as it hath been of yore:
Turn wheresoever i may,
By night or day
The things which have seen i now can see no more.'
The mood captured in this passage is one of