A.3Ω B.4Ω C.5Ω D.6Ω
A.2.4~2.8m B.2.2~2.8m C.2.2~2.6m D.2.4~2.6m
A.1.0,1.5,0.8,1.8 B.1.2,1.5,0.8,0.8 C.1.2,1.5,1.8,0.8 D.1.5,1.5,0.8,0.8