A is elder to B while C and D are elder to E who lies between A and C.
If C be elder to B, Which one of the following statements is necessarily true ?
Option:
A. A is elder to C
B. C is elder to D
C. D is elder to C
D. E is elder to B
Answer: D . E is elder to B
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Justification:
In terms of age, we have :
B < A, E < C, E < D, B < C.
Since E lies between A and C, the sequence becomes :
B < A < E < C < D or B < A < E < D < C.
Clearly, whichever may be the case, E is elder to B.
Hence, (d) is necessarily true.
