Final answer:
Subeg Singh was the Sikh Government Contractor who negotiated with Zakhrya Khan for the Nawabship and Jagir. Aurangzeb's execution of Sikh leader Guru Tegh Bahadur led to increased resistance to Mughal authority.
Step-by-step explanation:
The Sikh Government Contractor who was entrusted with the task of negotiation of the Nawabship and Jagir by Zakhrya Khan was Subeg Singh. The religion Sikhism is a monotheistic faith that was established in the Punjab region of northwestern India during the fifteenth century.
One of the Sikh leaders who played a pivotal role in its history was Guru Tegh Bahadur. Guru Tegh Bahadur, a leader of the Sikh religion, was executed by the Mughal emperor Aurangzeb. The execution of Guru Tegh Bahadur by Aurangzeb eventually fueled resistance to the Mughal's rule among the Sikhs.