|A) Dr. Soumya Swaminathan||B) Rajat Nandan|
|C) prof. Dr. Vikash Jha||D) Sunil Narayan|
The World Health Organization is a specialized agency of the United Nations that is concerned with international public health. It was established on 7 April 1948, Headquartered in Geneva, Switzerland.
Dr Soumya Swaminathan has been appointed the deputy director general for programmes (DDP) of World Health Organisation (WHO). She also holds a key position as secretary in the department of health research, ministry of health and family welfare.