B is most likely the answer double check to be sure
They were made of mud brick.
Chemical change.
It would be a chemical change or reaction because the substance is changing its chemical makeup.
Answer:"Christianity and the loss of traditional values. The decline of Rome dovetailed with the spread of Christianity, and some have argued that the rise of a new faith helped contribute to the empire's fall. The Edict of Milan legalized Christianity in 313, and it later became the state religion in 380."
Explanation:
Adams increased tariffs, opposed slavery
Jackson: limited education, supported states rights