In Elgamal Cryptosystem, Given the Prime P=31,Encrypt the Message "HELLO";

Multiple Choice

In Elgamal cryptosystem, given the prime p=31,Encrypt the message "HELLO"; use 00 to 25 for encoding. The value of C2 for character 'O' is

A) 9
B) 7
C) 23
D) 27