Final answer:
Bhai Bota Singh and Bhai Gurja Singh charged tolls on the Grand Trunk Road. This act of rebellion was related to Aurangzeb's execution of the Sikh leader Guru Tegh Bahadur.
Step-by-step explanation:
The road that Bhai Bota Singh and Bhai Gurja Singh blocked and charged tolls to travelers using it was the Grand Trunk Road. The actions of these two Sikhs were a form of protest against the Mughal authorities, especially reflecting Sikh defiance in the period following the execution of Guru Tegh Bahadur by the Mughal emperor Aurangzeb. Guru Tegh Bahadur was a leader of the Sikh religion, which emphasizes equality, service, and justice. Bhai Bota Singh and Bhai Gurja Singh charged tolls on the Grand Trunk Road. This act of rebellion was related to Aurangzeb's execution of the Sikh leader Guru Tegh Bahadur.