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Five children were administered psychological tests to know their intellectual levels . In the report psychogists point that child A is less intelligent than child B . The child C is less intelligent then D , The child B is less intelligent then child C and child A is less intelligent than child E . Which child is most intelligent ?

Five children were administered psychological tests to know their intellectual levels . In the report psychogists point that child A is less intelligent than child B . The child C is less intelligent then D , The child B is less intelligent then child C and child A is less intelligent than child E . Which child is most intelligent ? Correct Answer D or E

1)  A is less intelligent than child B . 

A < B

2) The child C is less intelligent then D

Child B is less intelligent than child C

Child A is less intelligent than child E.

C < D

B < C 

A < E

So, E > A < B < C < D 

The information about E is not completely given in the question and from the above conclusion, the most intelligent child is D or E.

Hence, 'D or E' is the correct answer.

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