Each of the questions below consists of a question and three statements numbered I,II and III given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. Read both the statements and
How many brothers Mary have ( Mary is a girl) ?
I. Mary has only one younger brother.
II. Mary's father has only one son.

Options

A. Given answer (a) If the data in Statement I alone is sufficient to answer the question , while the date in statement II alone are not sufficient to answer the question.
B. Given answer (b) If the data in Statement II alone is sufficient to answer the question, while that data in statement I alone are not sufficient to answer the question.
C. Give answer (c ) If the data in either Statement I alone or statement II alone are sufficient to answer the question.
D. Give answer (d) If the data in both the Statement I and II are not sufficient to answer the question.

Answer

B

Explanation

From statement I
Mary has only one younger brother. She may have elder brother
From statement II
Mary has only one brother.