(Two interlinked*-my final clues)
1ac)Reject rather sordid information held by PC. (8)
*-T-B-S-
1d)Detail-duty regularly incorporating long, arduous task.(6)
*-P---
Thanks mrw. Actually it is DEPICT, as the only answer that makes sense in 12ac-5th letter is Cortege. I didn'tknow that when I asked for help.Thanks again.