Answer:
D. work to establish themselves as honest and hardworking people.
Step-by-step explanation:
This is the best summary of the idea that Booker T. Washington supports in this passage. In these lines, Washington states that equal rights are more likely to come from the struggle of African Americans to deserve it, rather than from the artificial forcing of them. He also states that it is important for African Americans to develop themselves so that they will be able to prepare themselves for the exercise of the privileges of citizenship.