Reenu's father was 38 years of age when she was born while her mother was 36 years old when her brother 4 years younger to her was born. What is the difference between the ages of her parents ?

Reenu's father was 38 years of age when she was born while her mother

1.	Reenu's father was 38 years of age when she was born while her mother was 36 years old when her brother 4 years younger to her was born. What is the difference between the ages of her parents ?
A.	years
B.	years
C.	years
D.	years
E.	one of these
Answer» D. years