The grades: (from best to worst) A+ is the best K is in the middle and Z- is the worst A+ A A- B+ B B- C+ C C- D+ D D- E+ E+ E- F+ F F- G+ G G- H+ H H- I+ I I- J+ J J- K+ K K- L+ L L- M+ M M- N+ N N- O+ O O- P+ P P- Q+ Q Q- R+ R R- S+ S S- T+ T T- U+ U U- V+ V V- W+ W W- X+ X X- Y+ Y Y- Z+ Z Z-
c2a
