Which of the following looks like a correct entry in the /etc/hosts file.

A.
127.0.0.1 localhost.localdomain localhost

B.
localhost localhost.localdomain 127.0.0.1

C.
localhost.localdomain 127.0.0.1 localhost

D.
localhost.localdomain localhost 127.0.0.1

E.
localhost 127.0.0.1 localhost.localdomain