Which type of climate is in India according to Trewartha?

According to G. T. Trewartha, the area of Am type climate in India is

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

Which one of the following climatic types is found in Central Spain?

Which one of the following indicates the Tropical Savannah climate?

Most of the Bihar comes under which of the following climate type?