单项选择题

IPv6地址2100:0000:0000:02AA:000F:0000:FES08:9C5A可以简写为

A.2100:02AA:000F:0:FE08:9C5A
B.21::02AA:000F:0:FE08:9C5A
C.2100::02AA:000F::FE08:9C5A
D.2100::2AA:F::FE08:9C5A