⊗
k
l
m
k
l
m
k
l
m
k
l
m
k
l
m
The identity element with respect to the multiplication shown in the table above is
A
o
B
m
C
l
D
k
Verified Correct Answer: B.
Step-by-Step Mathematical Solution
An element e of the binary expression * is said to be the identity if for any a * e = a
from the given table the identity element is m
i.e K ⨁ m = k
k ⨁ m = k.
Source: Myschool Past Questions Archive (Record #10767)