A. if the data in Statement I alone are sufficient to answer to question, while the data in Statement II alone are not sufficient to answer the question;
B. if the data in Statement II alone are sufficient to answer to question, while the data in Statement I alone are not sufficient to answer the question;
C. if the data either in Statement I 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;
E. if the data in both Statements I and II together are necessary to answer the question.