What Was the Effort in China in Which 1

What was the effort in China in which 1.8 million paramedical personnel were trained in rudimentary medicine and sent to rural areas to provide basic medical treatment and assist in efforts at preventive medicine and public health called?

A) Barefoot doctors movement.
B) Rural outreach.
C) People-to-people in health care.
D) Grassroots medicine.
E) None of the above.