Pointing to a photograph, a Nancy tells Millan, "I am the only daughter of this lady and her son is your maternal uncle. How is the Nancy related to Millan’s father?
Answer & explanation
Correct answer: option 2
↑ or ↓ ⇒ Upward or downward line shown "generation gap".
= ⇒ Double lines shown "relation b/w Husband & Wife"
— ⇒ single line shown "relation in same generation other than Husband & Wife".
+ ⇒ Plus sign shown " Male".
- ⇒ Plus sign shown " Female".
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ATQ,
The 2nd option is satisfying the equation.

Therefore, 2nd option is correct.