In what ways did the reconstruction change southern society

Among the other achievements of Reconstruction were the South's first state-funded public school systems, more equitable taxation legislation, laws against racial discrimination in public transport and accommodations and ambitious economic development programs (including aid to railroads and other enterprises).

Explanation:

reconstructed Southern state government proceeded to adopt a “ Black Code,” regulating the rights and privileges of freedmen.

Explanation:

Varying from state to state, these codes in general treated African Americans as inferiors, relegated to a secondary and subordinate position in society.

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a social contract.

"a social contract is an agreement between citizens and their leader where the citizens give up certain freedoms in exchange for protection. the constitution of the united states is an example of a social contract."

(b) britain had a much larger navy than the u.s.

(d) the u.s. had a small army compared to britain.