The correct answer is 4. Idgah is an open place reserved for Eid prayers. It is usually a public place that is not used for prayers at other times of the year. The term Eidgah is of Indian origin, the open space outside a mosque, or other open grounds where Eid prayers are performed. Dargah is a tomb or shrine of a Muslim saint. Tomb built over the grave of a revered religious saint, often Sufi Saint. They usually include a mosque, meeting rooms, Islamic religious schools (madrassas) residences for a teacher or caretaker, hospitals, and other buildings for community purposes. Khanqa is a building designed specifically for gatherings of a Sufi brotherhood. Khanqahs were houses of rest for travelers especially kept by a religious order. Cul-de-suc is a street that is closed at one end.