A) ee, ff
B) eee, fff
C) eeee, ffff
D) eeeee, ffffff
Correct Answer: D
Solution :
\[\text{a}\to \text{bb}\to \text{ccc}\to \text{dddd}\to \text{eeeee}\to \text{ffffff}\] \[\to \] Increasing patternYou need to login to perform this action.
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