P, L, T, B, N and D are six members of a business family. N is the son of B, who is not the mother of N. L is the brother of B. D and B are a married couple. T is the daughter of D, who is the sister of P. How is N related to T?
Answer & explanation
Correct answer: option 4
ATQ,

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Please note:
l ⇒ Vertical line shown "generation gap".
= ⇒ Double lines shown "relation of spouse"
— ⇒ Horizontal line shown "relation in same generation other than spouse".
⇒ Rectangular box shown " Male".
⇒ Circular box shown " Female".
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