Ottoman Caliphate was abolished in ___________ ?

A. 1924
B. 1923
C. 1921
D. 1920

The Ottoman Caliphate, the world’s last widely recognized caliphate, was abolished on 3 March 1924 by decree of the  Grand National Assembly of Turkey as one of the reforms following the replacement of the Ottoman Empire with the  Republic of Turkey under Mustafa Kemal Atatürk.