The correct answer is: D. Sister-in-law
Namarata’s father has only one son. Ketan is the son of Namarata’s father’s only son. This means that Ketan is Namarata’s nephew. Ketan’s mother is Namarata’s sister-in-law.
Here is a brief explanation of each option:
- A. Daughter
Namarata’s father has only one son. Ketan is the son of Namarata’s father’s only son. This means that Ketan is Namarata’s nephew. Ketan’s mother is not Namarata’s daughter.
- B. Aunt
Namarata’s father has only one son. Ketan is the son of Namarata’s father’s only son. This means that Ketan is Namarata’s nephew. Ketan’s mother is not Namarata’s aunt.
- C. Sister
Namarata’s father has only one son. Ketan is the son of Namarata’s father’s only son. This means that Ketan is Namarata’s nephew. Ketan’s mother is not Namarata’s sister.
- D. Sister-in-law
Namarata’s father has only one son. Ketan is the son of Namarata’s father’s only son. This means that Ketan is Namarata’s nephew. Ketan’s mother is Namarata’s sister-in-law.