2022 Reasoning - Data Sufficiency

Consider the Question and two Statements given below : Question: Is Z brother of X? Statement-1: X is a brother of Y and Y is a brother of Z. Statement-2: X, Y and Z are siblings. Which one of the following is correct in respect of the Question and the Statements?

• Statement-1 alone is sufficient to answer the Question
• Statement-2 alone is sufficient to answer the Question
• Both Statement-1 and Statement-2 are sufficient to answer the Question
• Both Statement-1 and Statement-2 are not sufficient to answer the Question