Answer:
Marlow can be seen as the storys protagonist.
Explanation:
Marlow is philosophical, independent-minded, and generally skeptical of those around him. He is also a master storyteller, eloquent and able to draw his listeners into his tale. A protagonist is a leading character and the major character which is marlow.
The correct answer is:
B) <em>the concept that a high rate of consumption and spending are the basis for a sound economy</em>