In which one of the following states most villagers construct their wooden houses 3 to 3.5 m above the ground on strong bamboo pillars with sloping roofs ?

In Assam, due to heavy rainfall and frequent floods, many villagers build stilt houses called 'Chang ghar' on strong bamboo pillars about 3–3.5 m above ground level with sloping roofs to allow rainwater to flow off easily. Such houses are characteristic of north-eastern flood-prone areas.