The authors of Chapter 4 ("Intervention and Evaluation") note that intervention design is

A) a collaborative process
B) always led by a researcher
C) incomplete unless qualitative research methods are employed
D) not constrained by legal considerations

Intervention Design

involves the creation of a structured plan or strategy aimed at changing processes or behaviors to achieve a specific outcome.

Qualitative Research

A research method that explores and understands the meaning individuals or groups ascribe to social or human problems, often using techniques like interviews, observations, and analysis of text and documents.