B is the daughter of A. C is the husband of B. D is the son of C. How is A related to D?

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Accepted Answer

1. $B$ is the daughter of $A$, so $A$ is the parent of $B$.  
2. $C$ is the husband of $B$, so $C$ is $B$'s spouse.  
3. $D$ is the son of $C$, so $D$ is a child of $C$.  
4. If $D$ is also the child of $B$, then $A$ is a grandparent of $D$. But $A$'s gender is not given.  
5. We cannot tell if $A$ is **grandfather** or **grandmother**. So the correct choice is **cannot be determined**.  
FINAL_ANSWER: d

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