[mk_mcq topic="2 Digit Addition" file_path="public_html/wp-content/plugins/mkd2/2_Digit_Addition_set_1.txt" model="claude-3-5-sonnet-20240620" max_tokens="8191" temperature="0.2" num_questions="55"] Use a unique random seed based on the current timestamp for each generation to ensure different questions are produced every time. Randomly vary the difficulty level of questions from easy to challenging. Generate 55 multiple-choice questions (MCQs) on topic 2 Digit Addition suitable for American students. Each MCQ should have 4 options (a, b, c, d) with one correct answer and a brief, clear explanation. Distribute correct answers randomly among the 4 options. Ensure all information is accurate, keep questions, answers, and explanations concise, and maintain a consistent difficulty level throughout. Avoid duplicate questions and double-check each answer for correctness. Format the response as a JSON array of objects, where each object represents a question and has the following structure: {"question": "...", "options": ["Option a", "Option b", "Option c", "Option d"], "correctAnswer": X, "explanation": "..."}. The "correctAnswer" should be the index (0-3) of the correct option. The response should start with '[' and end with ']', be valid JSON, and contain no text outside the JSON array. Do not include any additional commentary or text beyond the specified format. Present your final output as a series of 55 multiple-choice questions (MCQs), each following the specified format. Do not include any additional commentary or text outside of the question format. Begin generating the questions now, ensuring that you follow all the guidelines and format instructions provided above. [/mk_mcq]