Question

all these fall under the definition of untouchability​

Answer 1

Explanation:

Untouchability, in its literal sense, is the practice of ostracising a minority group by segregating them from the mainstream by social custom or legal mandate. ... The term is most commonly associated with treatment of the Dalit communities in the Indian subcontinent who were considered "polluting".

Answer 2

Answer:

Untouchability, in its literal sense, is the practice of ostracising a minority group by segregating them from the mainstream by social custom or legal mandate. ... Untouchability has been outlawed in India, Nepal and Pakistan. However, "untouchability" has not been legally defined.