What is the speed of a running train which takes

1.	What is the speed of a running train which takes
A.	If the data in statement I alone are sufficient to answer the question, while the data in statement I alone are not sufficient to answer the question.
B.	If the data in statement II alone are sufficient to answer the question, while the data in statement I alone are not sufficient to answer the question
C.	If the data either in statement I alone or in statement II alone are sufficient to answer the question.
D.	If the data even in both statements I and II together are not sufficient to answer the question.
Answer» D. If the data even in both statements I and II together are not sufficient to answer the question.

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What is the speed of a running train which takes

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