Which of the following statements is TRUE of Layer 3 addressing?

Which of the following statements is TRUE of Layer 3 addressing?
A . Internet devices on the same network can have the same Layer 3 address in different broadcast domains.
B . Every Host device must have a unique Layer 3 address in order to access the Internet.
C . Internet devices need unique Layer 3 addresses to communicate directly with upper layers.
D . A router must have only one address to allow it to be uniquely identified.

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Answer: B