P is the brother of Q and R. S is R's mother. T is P's father. Which of the following statements cannot be definitely true ?

A T is Q's father
B S is P's mother
C P is S's son
D Q is T's son

Correct Answer: Q is T's son

P, Q, R are children of same parents. So. S who is R's mother and T, who is R's father will be mother and father of all three. 

However, it is not mentioned whether Q is male or female So, D cannot be definitely true. 

Bissoy MCQ
#Blood Relations #Verbal Reasoning #Mental Ability

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