// Numbas version: finer_feedback_settings {"name": "Gopaulen's copy of 2850: 202 MCQ:1", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "question_groups": [{"pickingStrategy": "all-ordered", "questions": [{"tags": [], "parts": [{"variableReplacementStrategy": "originalfirst", "showCorrectAnswer": false, "marks": 0, "variableReplacements": [], "minMarks": 0, "choices": ["
contains a mixture of aluminium and gold
", "is made out of $\\var{c}$
", "contains the element iron (Fe)
", "contains the element $\\var{b}$
"], "maxMarks": 0, "matrix": [0, 0, "1", 0], "displayColumns": "1", "shuffleChoices": true, "distractors": ["", "", "", ""], "scripts": {}, "type": "1_n_2", "displayType": "radiogroup"}], "functions": {}, "name": "Gopaulen's copy of 2850: 202 MCQ:1", "metadata": {"description": "Ferrous Metals
", "licence": "Creative Commons Attribution 4.0 International", "notes": ""}, "rulesets": {}, "variable_groups": [], "advice": "", "statement": "