{ "name": "economist_daily_chart_355.png", "vistype": "bar", "Q1": { "type": "0", "question": "What is the theme of this visualization?", "A": "World temperature", "B": "World population", "C": "World birth rate", "D": "I can not remember", "answer": "B", "AOI": "6" }, "Q2": { "type": "2", "question": "Which is the earliest year displayed in this visualization?", "A": "1900", "B": "1950", "C": "2000", "D": "I can not remember", "answer": "B", "AOI": "4" }, "Q3": { "type": "2", "question": "Which is the latest year displayed in this visualization?", "A": "2050", "B": "2100", "C": "2150", "D": "I can not remember", "answer": "B", "AOI": "4" }, "Q4": { "type": "4", "question": "What does the X-axis stand for?", "A": "Young and Old", "B": "Poor and Rich", "C": "Male and Female", "D": "I can not remember", "answer": "C", "AOI": "2,9" }, "Q5": { "type": "2", "question": "What is the source?", "A": "UK", "B": "US", "C": "UN", "D": "I can not remember", "answer": "C", "AOI": "8" } }