After dog died Robinson crusoe's cat was pregnant and gave birth and it was his last companion before Friday even the cat died because Robinson crusoe lived on the island 24 years.
The fragment <em>near the computer </em>is a prepositional phrase. Since it begins with a preposition <em>near </em>and it doesn't have a verb, it must be a prepositional phrase.
The last one would be the only one that has the comma before the quote
The titantic was sent five messages but only received one