Answer: Reconstruction failed to secure lasting rights for freedman.
Step-by-step explanation:
The options include:
a. Reconstruction failed to secure lasting rights for freedman
b. African Americans lacked opportunities in Northern states
President Lincoln's Emancipation Proclamation had several limitations.
c. Much of the South was developed during the Civil War and military occupation
The system that was described in this excerpt developed that reconstruction failed to secure lasting rights for freedman.
This can be deduced from the excerpt where it was written that segregation was part of a complex system where the whites dominated and the components of disenfranchisement reinforced each other.