Which of these happened in religious life during reconstruction?

a. most african americans converted to islam.
b. many new black churches were established.
c. most freedmen stopped practicing religion.
d. many new synagogues were built in the south.

The best and most correct answer among the choices provided by the question is the third choice "Most freedmen stopped practicing religion."
The period after the Civil War in which the states formerly part of the Confederacy were brought back into the United States. During Reconstruction, the South was divided into military districts for the supervision of elections to set up new state governments.

I hope my answer has come to your help. God bless and have a nice day ahead!