As per Koppen's classification of climate, which one of the following is the suitable description of North-East India including North Bengal?

According to Koppen's climatic classifications, the Great Northern Plains of India have which one of the following climates?

According to Koppen's climatic classification, the climate of North Bihar may be explained as:

Which one of the following climatic types (Köppen's Scheme) is best suited to describe the climate of the western fringe of Rajasthan?

What does BW stand for as per the Koeppen climate classification?

In which type of climatic region do Uttar Pradesh and Bihar fall as per Koppen’s classification scheme?