Which of the following systems of government allows citizens to hold only one form of political opinion? A. a parliamentary republic B. a single-party government C. a presidential republic D. a constitutional monarchy Please select the best answer from the choices provided A B D

The best answer is B. a single-party government.<br /><br />In a single-party government, only one political party is allowed to hold power and citizens are not allowed to hold any other form of political opinion. This type of government is characterized by a lack of and opposition, and the ruling party often exercises strict control over political discourse and dissent.