A major strength of the information processing approach to development is its commitment to rigorous research methods. Therefore, the option C holds true.
A rigorous research can be referred to or considered as a method that includes strictness in the methods of conducting any sort of analysis and study. It is often identified as a strength for the processing of data and information available to the users.
Therefore, the option C holds true and states regarding the significance of rigorous research.
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A) the study of imagination
B) flexible case study
C) Rigorous research methods
D) None of these