A:AnswerADF is usually a feature of scanners and faxes. It performs neither fax or direct photocopying/scanning functions. So no, it does not ADF, simply has a paper tray from which it draws the resource for printing.
A:AnswerBlack: TN221BK (TN225BK is High Capacity) ~$75 for normal/$100 High
Cyan TN221c (TN225c is High Capacity) ~$60 normal/$80 High
Magenta: TN221m (TN225m is High Capacity) ~$60 normal/$80 High
Yellow TN221y (TN225y is High Capacity) ~$60 normal/$80 High