The doctors did all they could, but he finally cancer.
The correct answer will be option A because here in the question they have indicated about the death of the person. The other options (asked for, fell back into & came into) are not fitting for this question. So, the correct answer is <u>A.</u><u> </u><u>died </u><u>of </u>(✓).
The phrase in the excerpt from a 1964 interview with Malcolm X indicates that he is explicitly stating an opinion is this "<span>{I don't think that it} serves any purpose for the {leaders of our people} to waste their time fighting each other needlessly."</span>