Direction : Study the following information and answer the given question .
* is sister of # . # is married to & . & is son of $ . * is the mother of @ . © is the father of α . © has only one son and only one daughter . α is the daughter of * . β is the son of # . 

Q:

How @ related to # ? 

• 1
  Son
• 2
  Niece
• 3
  Son - in - law
• 4
  Nephew
• 5
  Daughter