A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.
DE, GH, JK, MN, ?

Correct option is D

​$$D \rightarrow G \rightarrow J \rightarrow M \rightarrow P\\\quad \quad +3 \quad +3 \quad +3 \quad +3\\E \rightarrow H \rightarrow K \rightarrow N \rightarrow Q\\\quad \quad +3 \quad +3 \quad +3 \quad +3\\\text{Hence, } \boxed{? = PQ}$$​​