Final answer:
Sojourner Truth's 'Ain't I a Woman?' speech delivers the message that giving women their rights will benefit everyone.
Step-by-step explanation:
The message of Sojourner Truth's 'Ain't I a Woman?' speech is that giving women their rights will benefit everyone. In her speech, Truth spoke to the intersection of the women's rights movement and the abolition movement, emphasizing the unique experiences of African American women that were not represented in either movement. She argued that African American women should be included in the fight for women's rights and highlighted the importance of recognizing and acknowledging their experiences.