Final answer:
Massa Ranghar, a governor during Zakhriya Khan's period, brought in cartloads of heads of Sikhs as an act of violence and persecution.
Step-by-step explanation:
Massa Ranghar, a governor during Zakhriya Khan's period, was known to have committed atrocities against the Sikhs. He was responsible for a. bringing in cartloads of heads of Sikhs as a display of his power and dominance. This act of violence was part of the persecution of the Sikhs carried out by the Mughal Empire. During the reign of Aurangzeb, there was significant persecution of the Sikhs, including the execution of the Sikh guru Tegh Bahadur. Aurangzeb's policies eventually led to greater resistance from the Sikhs against Mughal authority.