Which of the following numbers will replace the question mark (?) in the given series?
12, 14, 31, 97, 393, ?
A1970
B1972
C1971
D1965
A1970
B1972
C1971
D1965
Related Questions:
Which of the following addresses are identical to each other:
Amitabh S 112/44 Block-B, Indira Nagar, Lucknow, 226016
Amitabh S. 112/44 Block-B, Indira Nagar, Lucknow, 226016
Amitabh S. 112/44 Block-B, Indira Nagar, Lucknow, 226016
Amitabh S. 112/44 Block B, Indira Nagar, Lucknow, 226016