(1) 3,4,8,8,13,16,(),32 A,20 B,18 C,22 D,26
(2) 4,4,6,12,30,() A,50 B,90 C,120 D,180
(3) 3,4,6,10,18,() A,26 B,28 C,34 D,36
(4) -1,6,25,62,() A,93 B,97 C,124 D,123
(1) 3,4,8,8,13,16,(),32 A,20 B,18 C,22 D,26
(2) 4,4,6,12,30,() A,50 B,90 C,120 D,180
(3) 3,4,6,10,18,() A,26 B,28 C,34 D,36
(4) -1,6,25,62,() A,93 B,97 C,124 D,123
1)C
2)B
3)C