"The very first requirement in a hospital, is that it should do the sick no harm
Which of the following would have been a step toward achieving the goal described in the quotation above?
A vaccinating people against disease
B the move of hospitals from being mostly charities to profit driven businesses
C requiring nurses to wash their hands
D researching the cause of tuberculosis

The statement tries to say that the organization and staff of the hospital should take all the measurements needed to help their patients and do not worsen their conditions, which means to secure safety. One of the main safety measures is washing hands and following strict hygiene procedures. Without taking care of hygiene, the desires are more likely to spread, the sick can get infected and their status can worsen.

The statement is connected to the Industrial revolution historical period during which people started to improve hygiene conditions. Before this era, the hazards of bad hygiene and the need for constant precocious in that field weren’t that known, and people were not educated on the field of taking care of sanitary conditions. Washing hands only started to become the norm around those times, with more evidence of how much it can help. Therefore, it was vital to educate hospital staff, including nurses, to wash their hands regularly and prevent doing any harm to the sick by unsanitary conditions.