Which of the Following Is Not True About Residuals? If

Which of the following is not true about residuals? If all the statements are true choose (d) .

A) The residuals are the result of natural variation in the dependent variable.
B) The residuals can be described as the excess, due to randomness, that doesn't fit on the line.
C) The residuals can be determined by finding the difference between the actual observed value and the predicted dependent variable.
D) All of these are true.