In the group G = {2, 4, 6, 8) under multiplication modulo 10, the identity element is

In the group G = {2, 4, 6, 8) under multiplication modulo 10, the i

1.	In the group G = {2, 4, 6, 8) under multiplication modulo 10, the identity element is
A.	2
B.	4
C.	6
D.	8
Answer» E.