Explanation:

Statement a is correct: Lathiyals were the strong men hired by the zamindars, moneylenders or plantation owners to scare peasants into submission on various matters. They would beat peasants and kidnap their wives and children in order to coerce them to cultivate indigo instead of food crops, for the sole benefit of European planters.
Statement b is incorrect: Residents were the agents of the East India Company posted in the Court of a Princely State. They would relay the developments inside the Princely State to the British, and act as a coordinating liaison between the Company and the Prince.
Statement c is incorrect: The Gomasthas were the British East India Company’s agents, who signed agreements with the artisans and weavers to supply goods to the firm. They set the cost of the products and gather the supplies. Gomasthas were appointed by the government. They supervised the weavers.
Statement d is incorrect: Thanedaar was the lower-level police officer in charge of a group of villages (thana) under the new law enforcement system of the Company. He was below the control of th Superintendent of Police, and was generally a local.