In the context of digital messaging $($Bob sending a digital message to Alice$),$ authenticity means :

Group of answer choices

When Alice receives a message from Bob, she can be reasonably certain that the message was created by Bob.

The message Bob sent to Alice is guaranteed not to contain any malicious links or viruses.

Alice can only read the message from Bob if she can decrypt it$.$

When Alice receives a message from Bob, she can be reasonably certain that the message has not had its contents changed in transit.