The colomber pursues Stefano in order to give him a magic pearl. Hence, the option D is correct.
Situational irony is the irony of something happening that is very different to what was expected.
In the Colomber there is a situational irony and is that it was tasked to give Stefano a pearl that will give him good luck and success in life.
It is ironic that It was believed that the Colomber was a harbinger of death and that whoever sees it will be doomed for life.
The colomber pursues Stefano in order to give him a magic pearl. Hence, the option D is correct.
Learn more about the situational irony here:
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