How human behaviors can prevent the spread of nosocomial infections in the healthcare environment?

This is a discussion question and this is my Clinical Issue research question referred to in the question below:

How human behaviors can prevent the spread of nosocomial infections in the healthcare environment?

Discussion question:

Share a Research Design for Your Significant Nursing Clinical Issue (graded)

1.) Describe which research design will work best for your research question. Why? Explain your answer.