Q.

Suppose you are using stacking with n different machine learning algorithms with k folds on data.

Which of the following is true about one level (m base models + 1 stacker) stacking?

Note:
Here, we are working on binary classification problem
All base models are trained on all features
You are using k folds for base models

A. you will have only k features after the first stage
B. you will have only m features after the first stage
C. you will have k+m features after the first stage
D. you will have k*n features after the first stage
Answer» B. you will have only m features after the first stage
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