Which two statements about Ethernet standards are true?(choose two)

Question:
Which two statements about Ethernet standards are true?(choose two)

• Ethernet is defined by IEEE standard 802.2
• Ethernet is defined by IEEE standard 802.3
• Ethernet 10BASE-T dose not support full-duplex.
• When an Ethernet network uses CSMA/CD ,it terminates transmission as soon as collision occurs
• When an Ethernet network uses CSMA/CA ,it terminates transmission as soon as collision occurs

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