Final answer:
The occupation not represented in the dinghy among the given options is that of a whaler. The text mentions a captain, an oiler, a cook, and a correspondent as the occupants.
Step-by-step explanation:
The question relates to the occupations represented in the dinghy in the given text.
The passage specifies four individuals who are in the boat: a captain, an oiler, a cook, and a correspondent.
These four characters endure the hardships and challenges faced at sea, establishing a strong bond of brotherhood and shared struggle.
Based on the provided excerpts, the occupation that is not represented in the dinghy is that of a whaler, as this occupation is not mentioned in any form within the supplied text.