Intimation

Yes you may choose the same provided TAN entered in the return is correct and there are no changes in the amounts of TDS.
Further, you need to respond to the outstanding demand. The option is available under my account option once you log in .
As you have stated that the demand has been paid,so you need to disagree to the o/s demand .Portal will ask you regarding details of demand paid/rectification filed.(you need to give details like challan serial number,DOP etc)