Which of the following should be completed as Step #3?

Run a statistical test to determine if there are changes over time

Which of the following should be completed as Step #3?
A . Obtain the observed values (actual) feature values
B . Measure the latency of the prediction time
C . Retrain the model
D . None of these should be completed as Step #3
E . Compute the evaluation metric using the observed and predicted values

Answer: D