Which statement best summarizes Kathryn Edin's and Peggy C. Giordano's perspective on mixed-methods research?
Mixed-methods research can take advantage of the differences in sampling, conceptualization, theorizing, and measurement to provide a more multidimensional answer to a research question.
Mixed-methods research can take advantage of similar approaches to sampling and measurement in order to provide different advancements on theoretical reasoning.
The best kind of mixed-methods research uses qualitative approaches to identify and define concepts, and uses quantitative approaches to test relationships between concepts.
When conducted by a researcher well-versed in mixed-methods approaches, the research can offer stronger support for causal links between social behaviors.