Series Completion - Verbal and Reasoning

Directions to SolveIn each of the following questions, various terms of an alphabet series are given with one or more terms missing as shown by (?). Choose the missing terms out of the given alternatives.
Q1:

PERPENDICULAR, ERPENDICULA, RPENDICUL, ?

A PENDICUL

B PENDIC

C ENDIC

D ENDICU

E None of these

ANS:E - None of these

Each term of the series is obtained by removing two letters from the preceding term one from the beginning and one from the end, So, the missing term is PENDICU.