Correct Answer - Option 3 : Clerestory window
Explanation:
Clerestory Windows:
(i) If the rooms in a building are of different ceiling heights, clerestory windows are provided for the room which has greater ceiling height than the other rooms. The shutters are able to swing with the help of a cord over pulleys. These also enhance the beauty of buildings.
Lantern Windows:
(i) Lantern windows are provided for over the flat roofs. The main purpose of this window is to provide more light and air circulation to the interior rooms. Generally, they are projected from the roof surface so, we can close the roof surface when we required.
Bay windows:
(i) Bay windows are projected windows from walls which are provided to increase the area of the opening, which enables more ventilation and light from outside. The projection of bay windows is of different shapes. It may be triangular or rectangular or polygonal etc. They give a beautiful appearance to the structure.
corner window:
(i) As in the name itself corner windows are provided at the corners of the room. That means corner windows have two faces in perpendicular directions. By providing this type of window, light or air can be entered into the room in two different directions. To provide this type of window special lintel is provided in the wall. Corner windows will give an aesthetic appearance to the building.
