Which of the following is not determined by popular vote?

Why had conditions in france deteriorated in 1778 and 1789

One exception to the full faith and credit clause is that one state cannot enforce the civil law of another state is required to recognize marriages and divorces in another state cannot enforce the criminal law of another state is required to enforce the criminal law of another state

How did louis sullivan and william jenney change the face of american cities in the late 1800s