Shudras were considered as untouchables in the previous time in India. The people of these communities belonged to lower castes and were responsible for jobs of janitors, cobblers, etc. They are the fourth varna of the social class system, and now are classified under Scheduled tribes and scheduled class benefit systems.
The answer is A, Britain. India and Pakistan were British colonies until post WWII, when Britain could no longer support them financially. Pakistan gained independence in 1947, and India gained independence in 1947
