Dont know the year but the person who originated it was Grand Master Shigeru Nakamura.
When the client and therapist have different cultural or ethnic background certain problems could arise, for instance, the misunderstanding of gestures and communication cues. Certain figures, usage of words and other barriers could limit the patient's therapy.Thank you for your question. Please don't hesitate to ask in Brainly your queries.
Becuase they can build a monopaly
B and c because it divided everybody leaving them weak
