Solution:Ghadar Party was established on 21st April, 1913 to fight for the independence of India from British. It was formed by the immigrant Indians settled in USA & Canada.It was headquartered at San Francisco, USA. Lala Hardayal was its torchbearer with Sohan Singh Bhakna as President. Ramchandra, Barkatullah, Rashbihari Bose, Raja Mahendra Pratap Abdul Rehman, Madam Bhikaji Kama, Parmanand, Kartar Singh Sarabha & Pt. Kanshiram were other important members.
Khudiram Bose threw a bomb on Kingsford along with Prafull Chaki on 30 April 1908 at Muzaffarpur, Bihar. But unfortunately wife & daughter of Indian sympathiser, Mr. Kenedy died in the incident.
Prafulla Chaki committed suicide, while Khudiram Bose was hanged at the age of just 18 years, 8 months, 8 days on 11 August, 1908. Hence option (d) is correct.