Read the excerpt from notes from a native son. but this did not mean that one could be complacent, for the second idea was of equal power: that one must never, in one’s own life, accept these injustices as commonplace but must fight them with all one’s strength. this fight begins, however, in the heart, and it now had been laid to my charge to keep my own heart free of hatred and despair. which best explains the excerpt’s role in the problem-and-solution structure of the passage? the excerpt presents the solution to a minor problem in the passage. the excerpt sets up a secondary problem to be addressed by the passage. the excerpt presents the solution to the overarching problem in the passage. the excerpt sets up the overarching problem addressed by the passage.

B (second choice).  The excerpt sets up a secondary problem to be addressed.

The first problem that was presented was that one should not be complacent, nor should one accept injustices.  However, the second problemsomes in where after the fight has begun, it was up to the narrator to keep his own heart free of hatred and despair during this trying time.  The rest of the passage will describe how he does that.

B) The excerpt sets up a secondary problem to be addressed by the passage.

Explanation: In the given excerpt from "Notes from a Native Son" the speaker starts talking about how one shouldn't be complacent nor accept injustices (first problem). Then the speaker talks about how once the fight against the injustices has started, the person is responsible for keep their heart free of hatred and despair (second problem). So the correct answer is the corresponding to option B.

id say it means hes fearful and/or cautious

have a good day