Post an explanation of the researchable populations that may be present in your

Post an explanation of the researchable populations that may be present in your area of practice. Describe which would be most appropriate for use in your research study and explain why. Then, describe the challenges of obtaining a sample from this population. How might you address those challenges? Be specific and provide examples. Be sure to also include the approach you would recommend to collect data from the sample that you described. Provide a rationale for the approach that you choose based on this week’s Learning Resources.