By What Specific Criterion Should a Nurse Researcher Judge the Results

By what specific criterion should a nurse researcher judge the results or findings of experimental research?

A) The size of the experimental group compared with the size of the control group
B) The validity that the experimental treatment caused the desired effect on the outcome
C) The degree to which the research questions were congruent with the hypothesis and purpose
D) The degree to which the researcher was able to apply the findings to clinical or practice settings