Ca final xams plzz help

i hav my exams in nov 15 and i am nt well prepared for bth grps bt i hav filld bth grps. presently i m stdyng grp1 and nt able to do grp2 what shall i do.. shall i appear bth or only 1st. nw its nt possbl for me to stdy bth so shall i stdy 2 papera frm grp2 or shall i focus only on grp1 . plz help me frnds i m frustrated.. and how to do law and audit.. plz helppp.