Under Congressional Reconstruction, Congress divided the south into five military districts. A part of the rationale for doing so was to help protect Freedmen from southern violence as they attempted to exercise their new right to vote.

Which of the founding principles listed below is this statement most closely connected with?
a.Secure the blessings of liberty to ourselves and our posterity
b.Promote the general welfare
c.Establish justice
d.Provide for the common defense