[{"id": 1, "type": "multiple_choice", "options": ["1st Amendment", "13th Amendment", "5th Amendment", "19th Amendment"], "question": "What amendment to the U.S. Constitution abolished slavery?", "correct_answer": "13th Amendment"}, {"id": 2, "type": "multiple_choice", "options": ["The Gold Rush", "Taxation without representation", "The War of 1812", "The Louisiana Purchase"], "question": "Which event is considered a direct cause of the American Revolution?", "correct_answer": "Taxation without representation"}, {"id": 3, "type": "multiple_choice", "options": ["The World Bank", "NATO", "The Red Cross", "The United Nations"], "question": "What international organization was formed after World War II to promote peace?", "correct_answer": "The United Nations"}, {"id": 4, "type": "written_response", "question": "Analyze the causes and effects related to \"Supply and Demand Practice.\" Support your analysis with specific historical evidence.", "correct_answer": null}, {"id": 5, "type": "written_response", "question": "Analyze the causes and effects related to \"Supply and Demand Practice.\" Support your analysis with specific historical evidence.", "correct_answer": null}]