How Did the Ottoman Dynasty Compare to Other Ruling Families

How did the Ottoman dynasty compare to other ruling families?

A) The Ottoman dynasty lasted for over 600 years , a feat matched by no other ruling family.
B) The Ottoman dynasty was among the most long -lasting in history, surviving for over 200 years, exceeded only by the Chinese dynasties.
C) Due to the lack of a principle of succession, the Ottomans endured constant dynastic change with individual families surviving only for decades.
D) Because the Ottoman succession was elective, it is misleading to think of the sultans as a single dynasty.