b: 172.16.107.0 qA*Z$kiCM?8€=&+), [ ±¾ ×Ê ÁÏ À´ Ô´ ÓÚ ¹ó ÖÝ Ñ§ Ï° Íø ITÈÏ֤˼¿ÆÈÏÖ¤ http://Www.gzU521.com ] qA*Z$kiCM?8€=&+),

c: 172.16.208.0

d: 172.16.252.0

e: 172.16.254.0

correct answers: c

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