Which of the Following Best Describes Stepwise Regression

Multiple Choice

Which of the following best describes Stepwise regression?

A) Stepwise regression may involve adding one independent variable at a time.
B) Stepwise regression may involve deleting one independent variable at a time.
C) Stepwise regression may involve dividing one independent variable at a time.
D) Stepwise regression may involve adding or deleting one independent variable at a time.