The organisation of an army called Vidyut Vahini was associated with Jatiya Sarkar.

Jatiya Sarkar:
Jatiya Sarkar, also known as the National Government, was an underground revolutionary organization in British India. It was formed in 1928 by Bhagat Singh, Chandrashekhar Azad, and other prominent revolutionaries. The primary objective of Jatiya Sarkar was to overthrow British colonial rule and establish a socialist republic in India.

Vidyut Vahini:
Vidyut Vahini was the armed wing of Jatiya Sarkar. It was responsible for carrying out armed actions against the British government and its oppressive policies. The members of Vidyut Vahini were well-trained and highly motivated individuals who were willing to sacrifice their lives for the cause of Indian independence.

Role and Activities:
1. Guerrilla Warfare: Vidyut Vahini adopted guerrilla warfare tactics to fight against the British forces. They would launch surprise attacks on British officials, police stations, and other symbols of British authority.

2. Bombings: The members of Vidyut Vahini were skilled in bomb-making and would carry out bombings at strategic locations to create fear and chaos among the British administration.

3. Bank Robberies: To fund their activities, Vidyut Vahini would carry out bank robberies. They targeted government treasuries and banks known for their exploitation of the Indian masses.

4. Propaganda: Vidyut Vahini also played a crucial role in spreading revolutionary ideas and mobilizing the masses against the British rule. They would distribute pamphlets, write articles, and give speeches to raise awareness about the need for independence and socialism.

5. Support to other Revolutionary Organizations: Vidyut Vahini provided support and assistance to other revolutionary organizations such as Hindustan Socialist Republican Association (HSRA) and Swadesh Bandhab Samiti. They collaborated with these organizations to carry out joint operations against the British.

Conclusion:
Vidyut Vahini, as the armed wing of Jatiya Sarkar, played a significant role in the Indian independence movement. Their actions were aimed at destabilizing the British administration and creating an atmosphere of resistance. The members of Vidyut Vahini were fearless revolutionaries who fought bravely for the cause of a free and socialist India.

The correct answer is option b