What is the main difference between BagLearner and InsaneLearner?

Group of answer choices

There is no difference, both are the same.

BagLearner uses multiple learners, while InsaneLearner uses a single learner.

BagLearner uses a single type of learner, while InsaneLearner uses multiple types of learners.

BagLearner contains multiple instances of a learner, while InsaneLearner contains multiple instances of BagLearner.