SSC CHSL 9 Jan 2017 Shift 3 Paper

Ramesh and Suresh are brothers and Dharmendra is the father of Ramesh.
Sunita is the wife of Suresh's only brother, ⇒ Sunita is the wife of Ramesh.
Sapna is the daughter of Sunita, ⇒ Ramesh is father of Sapna.
Thus, Sapna is granddaughter of Dharmendra.