In Which Cases Are the Standardized Coefficients Suggested to Be

Multiple Choice

In which cases are the standardized coefficients suggested to be used to identify the relative importance of the independent variables in a multiple regression model?

A) When all the independent variables are measured using the same metric
B) When not all the independent variables are measured using the same metric
C) When the independent variables are measured using different metrics
D) When all the independent variables are measured using an ordinal scale ranging from 1 to 6