:0,4,18,48,100,()
A.140
B.160
C.180
D.200
0,4,18,(),100 A.48;B.58; C.50;D.38;
0,4,18,(),100 A.48;B.58;C.50;D.38;
(),4,18,48,100A.-16 B.-8 C.-4 D.0
(),4,18,48,100A.-16 B.-8 C.-4 D.0
0,4,18,48,100,() A.140B.160C.180D.200