The correct answer is: A. Shed type
A shed roof is a simple, single-pitched roof that is often used in sheds, garages, and other outbuildings. It is the most common type of roof in high mountainous regions because it is easy to build and can withstand heavy snow loads.
A gable roof is a two-pitched roof with two sloping sides that meet at a ridge. It is a common type of roof for houses and other buildings in many parts of the world. However, it is not the best type of roof for high mountainous regions because it is not as strong as a shed roof and can be damaged by heavy snow loads.
A gambrel roof is a type of roof with two sloping sides that meet at a ridge, like a gable roof. However, the lower part of the roof is steeper than the upper part, which creates a triangular shape. Gambrel roofs are often used in barns and other agricultural buildings. They are also used in some houses, but they are not as common as gable roofs.
A mansard roof is a type of roof with four sides that are all curved. The lower part of the roof is steeper than the upper part, which creates a triangular shape. Mansard roofs are often used in large, formal houses. They are also used in some commercial buildings. However, they are not the best type of roof for high mountainous regions because they are not as strong as a shed roof and can be damaged by heavy snow loads.
In conclusion, the type of roof generally recommended for buildings in high mountainous regions is a shed roof. It is the most common type of roof in these regions because it is easy to build and can withstand heavy snow loads.