Correct Answer: (b) Rohini, Patna, Muzaffarpur, Jagdishpur
Solution:The British East India Company's Government considered Bihar as an important administrative zone for many reasons. The headquarter of the 5th irregular Calvallary was located in Rohini village under Santhal Pargana district. On the eve of 12 June, 1857; it was this region which started the revolt. In Patna, the rebellion broke out on 3 July, 1857. Later on, the rebellion started in Muzaffarpur on 25 July, 1857 and in Arah (Jagdishpur) on 27 July, 1857.