Question: In the context of random forests, what is 'bagging'? Question 2 options: A method for combining the predictions of multiple models. A technique for pruning

In the context of random forests, what is 'bagging'?
Question 2 options:
A method for combining the predictions of multiple models.
A technique for pruning trees to avoid overfitting.
The technique of using bootstrap aggregating to create diverse training datasets.
The process of using a subset of features at each split in the trees.

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