In which year was Rahul born ? I. Rahul at present is 25 years younger to his mother. II. Rahul’s brother, who was born in 1964, is 35 years younger to his mother.

A) If the data in statement I alone are sufficient to answer the question

B) If the data in statement II alone are sufficient answer the question

C) If the data either in I or II alone are sufficient to answer the question;

D) If the data in both the statements together are needed.