fastest century in one-day

Corey Anderson, who hit the fastest century in one-day international history recently, belongs to which country? [A]Australia 
[B]New Zealand 
[C]England 
[D]South Africa

Ans-New Zealand all-rounder Corey Anderson cracked the fastest century in one-day international history, in just 36 balls against the West Indies. The previous record was held by Shahid Afridi, who took 37 balls to reach his ton playing for Pakistan against Sri Lanka in 1996.