B was born when A was 4 years 7 months old and C was born when B was 3 years 4 months old. When C was 5 years 2 months old, then their average age was :

B was born when A was 4 years 7 months old and C was born when B was 3

1.	B was born when A was 4 years 7 months old and C was born when B was 3 years 4 months old. When C was 5 years 2 months old, then their average age was :
A.	years 9 months
B.	years 3 months
C.	years 7 months
D.	years 11 months
Answer» E.

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B was born when A was 4 years 7 months old and C was born when B was 3 years 4 months old. When C was 5 years 2 months old, then their average age was :

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