Question 1 1 pts Simple aggregation (also known as a simple combiner) differs from bagging in the following ways (check all that apply): C] Simple aggregation uses averaging or majority vote and bagging does not C] bagging requires that the same algorithm be used for prediction/classication and simple aggregation does not C] Simple aggregation does not require training a combining function but bagging does C] bagging requires bootstrapping and simple aggregation does not