What are the differences between qualitative and quantitative sampling and sampl

What are the differences between qualitative and quantitative sampling and sample size? How can bias influence the outcomes of a study? Describe two potential challenges one may face when collecting qualitative data, and how these challenges can be prevented or dealt with?
PLEASE answer and describe the question, make sure you compare line to line while answering to the question and in text cite , more resources and citing is better.I t should be from litaruture reviewe and not random websites
APA format