After Developing a Burning Clinical Question, Searching the Literature, Obtaining

After developing a burning clinical question, searching the literature, obtaining baseline measurements of infection rates for diabetic patients with foot ulcers, and completing a small study with 20 patients who showed positive response to a new intervention, which of the following steps for evidence-based practice (EBP) should the nurse take now?

A) Publish and share the results of the study.
B) Complete a cost-benefit analysis of the results.
C) Work to develop a new policy and procedure to institute the change.
D) Evaluate the validity of related research studies.