The answer is when one reflects on how to measure sustainable developments.
ANSWER: OPERATIONALIZE the variable.
EXPLANATION:
OPERATIONALIZATION refers to the process where by specific variable are defined and measured based on their function in a study/experiment.
However, to operationalize a variable in a study, a paradigm (theoretical framework) is used by researcher to create a concept through the process of conceptualization.
Definitions are made to back up the study, in other to remove any error or any doubt of the readers during accessing the study.
Thus, based on Jim's study. He defined the frequency and the intensity of the mood swings (as the two variables) for better understanding by the individuals.
Dialectical materialism is a philosophical current described by Karl Marx. Materialism means that only matter exists. There are no abstract entities. The evolutionary process of living things supports this trend. Because it is the field of dialectical materialism to investigate the philosophical essence by going through various changes over time.
TRUE
Africa has a balanced economy