Which one of the following chronological orders of the given dynasties of India is correct

Q. Which one of the following chronological orders of the given dynasties of India is correct ?
(a) Maurya-Nanda-Kanva-Sunga
(b) Nanda-Maurya-Sunga-Kanva
(c) Nanda-Maurya-Kanva-Sunga
(d) Maurya-Nanda-Sunga-Kanva
Ans: (b) Nanda-Maurya-Sunga-Kanva