The answer is D.
Traditionally, the groups characterized as untouchable were those whose occupations and habits of life involved ritually polluting activities, of which the most important were (1) taking life for a living, a category that included, for example, fishermen, (2) killing or disposing of dead cattle or working with their hides for a living, (3) pursuing activities that brought the participant into contact with emissions of the human body, such as feces, urine, sweat, and spittle, a category that included such occupational groups as sweepers and washermen, and (4) eating the flesh of cattle or of domestic pigs and chickens, a category into which most of the indigenous tribes of India fell.
You asked what I thought so I am going to give you my honest opinon. Emphasis on opinion
Indentured Servants. These were people who worked for a certain number of years to pay for their voyage to America.
Dont know sorry if i knew then i would tell you but i really dont:(
It forced auto companies to add safety features to their vehicles, <span>including head rests, energy-absorbing steering wheels, shatter-resistant windshields, and seat belts.</span>