The answer is C. Hipped roof.
A hip roof is a type of roof that slopes in four directions, with each slope meeting at a ridge. It is the most common type of roof in the United States, and is often used on houses and other buildings with a square or rectangular footprint.
A shed roof is a type of roof that slopes in one direction, like a shed. It is the simplest type of roof, and is often used on small buildings or outbuildings.
A gable end roof is a type of roof that has two sloping sides that meet at a ridge, with a flat or sloping gable at each end. It is a common type of roof for houses and other buildings with a rectangular footprint.
A gambrel roof is a type of roof that has two sloping sides that meet at a ridge, with a curved gable at each end. It is a less common type of roof, but is often used on barns and other agricultural buildings.