What Do the Indian Call Workers Experience Because They Have

What do the Indian call workers experience because they have to hide their locations and use pseudonyms to their telephone customers?

A) Customers get angry with them, lose patience, may be overtly racist, and treat them shabbily.
B) Customers are generally open-minded and sympathetic that the workers may not be English-speaking people which bring a certain level of job satisfaction to the workers.
C) Customers are rarely knowledgeable about the location of where they are calling, so the workers experience few problems from them.
D) Customers almost always hang up on them when they realize that they are speaking to a person in India, which actually makes their job a bit easier.