Which of the following formats is most likely to be the format for the final working files included with final output files?

A ____ object is needed to hold data retrieved from a database via the OleDbDataAdapter connection.

A. DataFile B. DataRecord C. DataSource D. DataTable

A tree T is called a(n) ____________________ of graph G if T is a subgraph of G such that V(T ) = V(G).

Fill in the blank(s) with the appropriate word(s).