Which are the steps to perform a root-cause analysis in health care?

A. Describe the problem, collect data and proof of the incident, name possible factors, determine the root cause of the problem, and advise and put into practice solutions to prevent the problem from reoccurring.

B. Describe the problem, form a hypothesis, analyze data, determine the root cause of the problem, and write a conclusion.

C. Describe the problem, collect data and proof of the incident, make tables and graphs, determine the root cause of the problem, make a conclusion, and inform everyone involved.

D. Describe the problem, form a hypothesis, collect data and proof of the incident, name possible factors, and determine the root cause of the problem.