To sustain his family, DuBois actually accepted jobs from white people. The word "sustain" in paragraph 2 means: C. support.
Sustain actually means to strengthen or support someone in order to preserve the wellbeing or life of the person or thing. Sustain can be used synonymously with "support" and "strengthen".
We can see here that "support" is the correct word that also means "sustain".
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