Most enslaved people in the south maintained their family histories by
a. including them in call-and-response songs.
b. passing them down to younger family members.
c. breaking the rules and writing them down.
d. combining them with stories from the bible.

The correct answer is B) passing them down to younger family members.

Most enslaved people in the South maintained their family histories by passing them down to younger family members.

Slaves from the Southern States used to pass the trials and tribulations lived during those rough times of slavery to their families via oral tradition. Most enslaved people in the Confederated states maintained their family histories by passing them down to younger family members. That was the basic way to transmit the history from his version, generation to generation. At that time, there was not enough official recorded history that could be written by African Americans.  

i believe it d) heterogeneous