1.  Statement : This book 'Z' is the only book which focuses its attention to the problem of poverty in India between 1950 and 1980.
Conclusions : 

I.  There was no question of poverty before 1950.
II. No other book deals with poverty in India during 1950 to 1980.

A. Only conclusion I follows.
B. Only conclusion II follows.
C. Either I or II follows.
D. Neither I nor II follows.
E. Both I and II follows.

Answer: Option B

Explanation:

The phrase 'only book' in the statement makes II implicit. However, nothing about the state of poverty before 1950 can be she deduced from the statement. So, I does not follow.