The verified response to “Ancient History question: Which statement about Harappan architecture is correct?” is Many houses were organized around a courtyard, option D. The original question-specific evidence states: A courtyard-centred layout is visible in many Harappan houses. Many houses were organized around a courtyard is the correct answer to “Which statement about Harappan architecture is correct”. This evidence connects the required Ancient History fact with its archaeological, geographical, cultural or chronological setting. Harappan evidence must be interpreted from excavated settlements, artefacts, environmental data and comparisons among sites; a single object should not automatically support a wider claim than the evidence permits. The choices Houses were mainly circular huts, Houses were cave dwellings and Houses were built on trees do not satisfy the same combination of site, feature, river region, crop, craft, discovery, chronology or cultural association. Replaying that method confirms Many houses were organized around a courtyard as the keyed response for this Ancient History question.