What will come in the place of the question mark ‘?’ in the following question?15, 15, 31, 95, 383, ?

What will come in the place of the question mark ‘?’ in the follow

1.	What will come in the place of the question mark ‘?’ in the following question?15, 15, 31, 95, 383, ?
A.	1815
B.	1915
C.	1919
D.	1819
E.	1935
Answer» D. 1819