The correct answer is C. To request immediate action from President Eisenhower in furthering equal rights for African Americans
Explanation:
In writing, the purpose refers to the objective a writer has with the audience which in most cases is linked to the writer desire that the audience belief some idea proposed in the text or takes some action. In the case of the excerpt presented in which the writer is Jackie Robinson and the audience is President Eisenhower the writer explains the actions of the President might be supporting the segregation rather than the freedom of Afro-Americans; also Jackie Robinson explains the pro-segregation leaders' objectives are not good and therefore it is necessary the President takes some action to stop this situation. Thus, according to the details, the author provides during the tex it can be inferred the main purpose is "To request immediate action from President Eisenhower in furthering equal rights for African Americans" as there is an emphasis on the negative actions of pro-segregation leaders and the authority of the President to stop them.
