The given question consists of a set of statements. Find out whether the data provided in the statements are sufficient to answer the question and mark the option:
How is D related to A ?
Statement I: B is the brother of A.
Statement II: B is D's son.
If the data given in both statements I and II together are not sufficient to answer the question
From I and II, we can conclude that A is either the son or the daughter of D.