SSC CHSL 29 JAN 2017 SHIFT 3 TIER 1 REASONING QUESTION 9

9.A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.
ACE, BDF, CEG, ?
Options:
1) DEF
2) DFH
3) DEH
4) DFE

Answer: 2 (DFH)

Solution:
ACE, B(Next to A)DF, C(Next to B)EG, ?

DFH