Final answer:
Josephine's speech and King's letter share themes of social and racial justice, freedom against oppression, and the call for unity in their arguments.
Step-by-step explanation:
Comparing Josephine's speech and Martin Luther King Jr.'s letter reveals several common themes. Firstly, both advocate for social and racial justice. King's letter emphasizes the urgency for civil rights and equality, while Josephine's speech likely shares similar sentiments about justice. Secondly, both speeches likely address the importance of freedom and the fight against oppression. King's letter outlines the struggle faced by African Americans, and it's probable Josephine's speech echoes this resistance to oppression. Lastly, there is likely a call for unity in both, where the importance of solidarity among those fighting for rights is highlighted. King's letter famously invokes unity among the oppressed and their allies, attempting to bridge divides and garner support for the civil rights movement.