3 K W# G* k/ n, J/ Z2 [2 L# b
A 100~80 work meets standard of excellence9 T' T5 q# P* c$ B& e4 c) d1 S5 r
B 79~65 work exceeds aceptable standard! N! d9 u& u6 p# D7 R* y8 M
C 64~50 work meets aceptable standard" H% _ Q' C0 B, q! U$ e1 \
D 49~0 work does not meet acceptable standard$ v! a0 |3 P) A