Among the following States, which one has the most suitable climatic conditions for the cultivation of a large variety of orchids with the minimum cost of production, and can develop an export-oriented industry in this field?

Orchid is a diverse and widespread family of flowering plants, with blooms that are often colourful and fragrant. The temperature range suitable for most of those orchids is 65 to 85 degrees F. For satisfactory growth of orchids, atmospheric humidity should not be less than 30 per cent at night and 70 to 80 per cent during the daytime. It requires a cool and moist climate along with frost-free conditions for proper flowering. Hence, Arunachal Pradesh has the most suitable climatic conditions for the cultivation of a large variety of orchids.