Which one of the following is the characteristic vegetation of regions between the snow line and about 3000 meters above mean sea level of the Himalayan region?

• A. hick forests of birch, fir, spruce and other trees
• B. orests of oak, deodar, chestnut and maple trees
• C. few dwarf shrubs
• D. orests of khair, sandalwood, palas and other trees