If M is brother of N, B is brother of N and M is brother of D, then which one of the following statements is definitely true?

If M is brother of N, B is brother of N and M is brother of D, then which one of the following statements is definitely true? Correct Answer M is brother of B

We can draw the diagram as per the symbol diagram below.

Hence, M is brother of B is definitely true.

Related Questions

If (i) M is brother of N.(ii)B is brother of N and(iii) M is brother of D, then which of the following statements is definitely true?
If (i) M is brother of N.
(ii)B is brother of N and
(iii) M is brother of D, then which of the following statements is definitely true?