?
DEF, DEF2, DE2F2, _____, D2E2F3
Answer & Solution
Correct Answer:
Option
D
In this series, the letters remain the same: DEF.
The subscript numbers follow this series:
111, 112, 122, 222, 223, 233, 333, ...
The subscript numbers follow this series:
111, 112, 122, 222, 223, 233, 333, ...
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