What is X’s present age in years ?
I. X was born in September.
II. Y was 22 years old during September, 1993.

if the data either in statement I or in statement II alone are sufficient to answer the question.

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.

if the data even in both statements I and II together are not sufficient to answer the question.

if the data in both statements I and II together are necessary to answer the question.