How many sister dose k have? I. M is sister of K. II. k's mother has three children.

• if the data in statement I alone is sufficient to answer the question , while the data in statement II alone is not sufficient to answer the question.
• if the data either in statement I alone or in statement II alone is sufficient to answer the question
• if the data either in statement I alone or in statement II alone is sufficient to answer the question
• if the data in both the statement I and II together are not sufficient to answer the question.