POST

The possible representations of each alphabet:
Matrix I
A ? 00, 23, 34, 42
B ? 02, 20, 32
C ? 01, 31
D ? 03, 22
E ? 04, 40
H ? 14, 33
K ? 13, 43
L ? 12, 41
M ?10, 21
N ? 30
T ? 11, 24, 44
<.b>Matrix II
F ? 67, 79, 96
G ? 59, 78, 86
I ? 69, 89, 95
J ? 85
O ? 58, 66, 88
P ? 55, 77, 98, 99
R ? 56, 68, 87
S ? 75, 76
V ? 57, 65
Y ? 97
From given matrix it is clear that all the values for word POST are matched in only option ( 4 ) for every letter . So , the set for the word POST will be 77, 66, 76, 11 .From matrix , option ( 4 ) is required answer.