A is the brother of B. B is the brother of C. D is the father of A. Based on these statements, which of the following statements cannot be definitely true ?
A
B is the brother of A
B
B is the son of D
C
A is the brother of C
D
C is the brother of A
E
A,B and C are D's children
Correct Answer: C is the brother of A
A is the brother of B and B is the brother of C. So, C may be the brother or sister of A.