IEEE802.3以太网采用_____协议以支持总线性结构，它的全称是()。
A.STP，Spanning Tree Protocol
B.STP，Shortest Tree Protocol
C.CSMA/CD Carrier Sense Multicast Access/Collision Detection
D.CSMA/CD Carrier Sent Multicast Access/CRC Detection
E.CSMA/CD Carrier Service Multiple Access/Collision Detection
F.CSMA/CD Carrier Sense Multiple Access/Collision Detection
