Scenario: A nonprofit agency partners with a university to evaluate the effectiveness of a new cultural humility training program for incoming social work interns. Interns are randomly assigned to either a group that receives the training or a group that does not. After six weeks, all interns complete assessments measuring (1) awareness of cultural bias, (2) self-reported cultural competence, and (3) client satisfaction ratings from simulated sessions. Which of the following best describes the research design used in this study? Need Assignment Help? Select one • A. Correlational design • B. Quasi-experimental design • C. Cross-sectional survey design • D. Experimental design • E. Case study approach