Which is the part of ADO.NET Data Provider that acts as communication between the Dataset and the Datasource?

DataAdapter provides the communication between the Dataset and the Datasource. DataAdapter has
Fill() method used to load the data to dataset from datasource.

DataReader used to read the data from datasource.
A DataTable object is the representation of a table, with rows and columns
A DataView is customized view of DataTable that may be after filter condtion or sorted condition.