Which of the following are correct statement(s) about stacking?
1. A machine learning model is trained on predictions of multiple machine learning models
2. A Logistic regression will definitely work better in the second stage as compared to other classification methods
3. First stage models are trained on full / partial feature space of training data.

A. 1 and 2

B. 2 and 3

C. 1 and 3

D. 1,2 and 3

Answer: Option C