Historians add to our knowledge of history in the following ways:
a. interpret and evaluate history
c. verify the authenticity of historical data
b. research historical data
d. all of the above

the answer is (d) all of the above  

Explanation:

i took the test

the federal constitution of the united mexican states of 1824 was enacted on october 4 of 1824, after the overthrow of the mexican empire of agustin de iturbide. in the new constitution, the republic took the name of of united mexican states. it was replaced by the federal constitution of the united mexican states in 1857.