Question

X is the son of Y, who is the father of Z, who is the uncle of K. P is the son of X. Which of the following statements is definitely true? 1) P is the brother of K. 2) K is the niece of Z. 3) Y is the grandmother of K. 4) X is the brother of Z....?

Answer 1

statement no.1 and statement no. 4 is true

Answer 2

2) K is the niece of Z
           Y
            |
           X  
            |
        ------
       |      |
       Z     P
               |
              K